This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

configure:708: checking host system type
configure:729: checking target system type
configure:747: checking build system type
configure:1118: checking for ranlib
configure:1153: checking for ar
configure:1193: checking for gcc
configure:1306: checking whether the C compiler (/data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   ) works
configure:1322: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.c  1>&5
configure:1319:1: warning: return type defaults to 'int' [-Wimplicit-int]
configure:1348: checking whether the C compiler (/data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   ) is a cross-compiler
configure:1353: checking whether we are using GNU C
configure:1362: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -E conftest.c
configure:1381: checking whether /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 accepts -g
configure:1417: checking for c++
configure:1449: checking whether the C++ compiler (/data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   ) works
configure:1465: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.C  1>&5
configure:1491: checking whether the C++ compiler (/data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   ) is a cross-compiler
configure:1496: checking whether we are using GNU C++
configure:1505: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -E conftest.C
configure:1524: checking whether /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ accepts -g
configure:1561: checking for ranlib
configure:1596: checking for ar
configure:1631: checking for as
configure:1666: checking for lipo
configure:1701: checking for strip
configure:1736: checking for windres
configure:1771: checking for otool
configure:1806: checking for install_name_tool
configure:1841: checking for objcopy
configure:2817: checking for sb-conf
configure:2817: checking for ve
configure:2940: checking for X
configure:3007: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -E -std=gnu99 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 conftest.c >/dev/null 2>conftest.out
configure:3003:27: fatal error: X11/Intrinsic.h: No such file or directory
compilation terminated.
configure: failed program was:
#line 3002 "configure"
#include "confdefs.h"
#include <X11/Intrinsic.h>
configure:3083: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.c -lXt  1>&5
configure: In function 'main':
configure:3079:1: warning: implicit declaration of function 'XtMalloc' [-Wimplicit-function-declaration]
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: cannot find -lXt
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 3076 "configure"
#include "confdefs.h"

int main() {
XtMalloc()
; return 0; }
configure:3957: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 conftest.c 1>&5
configure: In function 'main':
configure:3953:15: error: '__thumb2__' undeclared (first use in this function)
configure:3953:15: note: each undeclared identifier is reported only once for each function it appears in
configure: failed program was:
#line 3950 "configure"
#include "confdefs.h"

int main() {
return sizeof(__thumb2__);
; return 0; }
configure:4714: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.c  1>&5
configure:4746: checking for --noexecstack option to as
configure:4757: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -Wa,--noexecstack -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 conftest.c 1>&5
configure:4770: checking for -z noexecstack option to ld
configure:4781: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Wl,-z,noexecstack conftest.c  1>&5
configure:4794: checking for -z text option to ld
configure:4805: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Wl,-z,noexecstack -Wl,-z,text conftest.c  1>&5
configure:4818: checking for -z relro option to ld
configure:4829: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro conftest.c  1>&5
configure:4842: checking for --build-id option to ld
configure:4853: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id conftest.c  1>&5
configure:5443: checking whether the linker supports Identical Code Folding
configure:5452: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  -Wl,--icf=safe -ffunction-sections conftest.c  1>&2
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: unrecognized option '--icf=safe'
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: use the --help option for usage information
collect2: error: ld returned 1 exit status
configure:5493: checking whether removing dead symbols breaks debugging
configure:5500: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest.o -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -g -c conftest.c 1>&2
configure:5501: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  -g -Wl,--gc-sections conftest.o  1>&2
configure:5589: checking for working const
configure:5643: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:5669: checking for mode_t
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sys/types.h:25:0,
                 from configure:5675:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:5707: checking for off_t
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sys/types.h:25:0,
                 from configure:5713:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:5745: checking for pid_t
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sys/types.h:25:0,
                 from configure:5751:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:5783: checking for size_t
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sys/types.h:25:0,
                 from configure:5789:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:5833: checking for ssize_t
configure:5846: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:5889: checking whether 64-bits std::atomic requires -latomic
configure:5905: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.C  1>&5
configure:5972: checking for dirent.h that defines DIR
configure:5985: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:6013: checking for opendir in -ldir
configure:6032: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldir   1>&5
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: cannot find -ldir
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6021 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char opendir();

int main() {
opendir()
; return 0; }
configure:6165: checking for gethostbyname_r in -lc_r
configure:6184: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lc_r   1>&5
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: cannot find -lc_r
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6173 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char gethostbyname_r();

int main() {
gethostbyname_r()
; return 0; }
configure:6221: checking for library containing dlopen
configure:6239: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c  1>&5
/tmp/ccCCeSSO.o: In function `main':
conftest.c:(.text.startup.main+0x7): undefined reference to `dlopen'
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6228 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char dlopen();

int main() {
dlopen()
; return 0; }
configure:6261: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl   1>&5
configure:6279: checking for dlfcn.h
configure:6292: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:6378: checking for socket in -lsocket
configure:6397: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lsocket  -ldl  1>&5
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: cannot find -lsocket
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6386 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char socket();

int main() {
socket()
; return 0; }
configure:6434: checking for pthread_create in -lpthreads
configure:6453: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lpthreads  -ldl  1>&5
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: cannot find -lpthreads
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6442 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char pthread_create();

int main() {
pthread_create()
; return 0; }
configure:6472: checking for pthread_create in -lpthread
configure:6491: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lpthread  -ldl  1>&5
configure:6622: checking whether /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 accepts -pthread
configure:6720: checking whether /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 needs -traditional
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sgtty.h:21:0,
                 from configure:6727:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/termios.h:25:0,
                 from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/termio.h:5,
                 from configure:6745:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:6766: checking for 8-bit clean memcmp
configure:6784: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
configure:6776:1: warning: return type defaults to 'int' [-Wimplicit-int]
configure: In function 'main':
configure:6779:3: warning: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
configure:6779:3: warning: incompatible implicit declaration of built-in function 'exit'
configure:6779:3: note: include '<stdlib.h>' or provide a declaration of 'exit'
configure:6779:8: warning: implicit declaration of function 'memcmp' [-Wimplicit-function-declaration]
configure:6804: checking for getc_unlocked
configure:6836: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
configure:6804: checking for _getc_nolock
configure:6836: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
/tmp/ccBcLQQl.o: In function `main':
conftest.c:(.text.startup.main+0x7): undefined reference to `_getc_nolock'
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 6809 "configure"
#define _getc_nolock innocuous__getc_nolock
#include "confdefs.h"
#undef _getc_nolock
/* System header to define __stub macros and hopefully few prototypes,
    which can conflict with char _getc_nolock(); below.  */
#define _getc_nolock innocuous__getc_nolock
#include <assert.h>
#undef _getc_nolock
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char _getc_nolock();

int main() {

/* The GNU C library defines this for functions which it implements
    to always fail with ENOSYS.  Some functions are actually named
    something starting with __ and the normal name is an alias.  */
#if defined (__stub__getc_nolock) || defined (__stub____getc_nolock)
choke me
#else
_getc_nolock();
#endif

; return 0; }
configure:6804: checking for gmtime_r
configure:6836: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
configure:6804: checking for localtime_r
configure:6836: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
configure:6804: checking for pthread_getname_np
configure:6836: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl  1>&5
configure:6869: checking for clock_gettime(CLOCK_MONOTONIC)
configure:6885: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -ldl   1>&5
configure:6919: checking for sin in -lm
configure:6938: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm  -ldl  1>&5
configure:6931:6: warning: conflicting types for built-in function 'sin'
configure:6969: checking for sincos in -lm
configure:6988: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm  -lm -ldl  1>&5
configure:6981:6: warning: conflicting types for built-in function 'sincos'
configure:7015: checking for __sincos in -lm
configure:7034: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm  -lm -ldl  1>&5
/tmp/cc8L0V97.o: In function `main':
conftest.c:(.text.startup.main+0x7): undefined reference to `__sincos'
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 7023 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char __sincos();

int main() {
__sincos()
; return 0; }
configure:7062: checking for res_ninit()
configure:7085: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/sys/types.h:25:0,
                 from configure:7075:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:148:3: warning: #warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" [-Wcpp]
 # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE"
   ^~~~~~~
configure:7113: checking for nl_langinfo and CODESET
configure:7125: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:7161: checking for an implementation of va_copy()
configure:7182: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:7198: checking whether va_list can be copied by value
configure:7219: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure: In function 'f':
configure:7209:19: error: assignment to expression with array type
configure: failed program was:
#line 7203 "configure"
#include "confdefs.h"
#include <stdarg.h>
                     #include <stdlib.h>
        void f (int i, ...) {
            va_list args1, args2;
            va_start (args1, i);
            args2 = args1;
            if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
                exit (1);
            va_end (args1); va_end (args2);
        }
int main() {
f(0, 42); return 0
; return 0; }
configure:7315: checking for C++ dynamic_cast to void*
configure:7342: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.C -lm -ldl  1>&5
configure:7375: checking for __thread keyword for TLS variables
configure:7387: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  -fPIC -shared -Wl,-z,defs -Wl,--gc-sections  conftest.C -lm -ldl  1>&5
configure:7435: checking for localeconv
configure:7467: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:7607: checking NSPR selection
configure:7707: checking for nspr-config
configure:7742: checking for NSPR - version >= 4.9.2
configure:7818: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -I/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/bin/../../usr/include/nspr -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:7837: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -I/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/bin/../../usr/include/nspr -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:7884: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -I/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/bin/../../usr/include/nspr -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:7935: checking for gzread in -lz
configure:7954: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lz  -lm -ldl  1>&5
configure:7989: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:8078: checking for valid optimization flags
configure:8089: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -freorder-blocks -O3 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:8506: checking for __cxa_demangle
configure:8541: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.C -lm -ldl  1>&5
configure:8603: checking for -pipe support
configure:8621: checking for tm_zone tm_gmtoff in struct tm
configure:8633: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++ -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.C 1>&5
configure:8675: checking what kind of list files are supported by the linker
configure:8680: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest.o -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:8682: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.list -lm -ldl  1>&5
configure:8708: checking what kind of ordering can be done with the linker
configure:8723: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  -Wl,--section-ordering-file,conftest.order conftest.c -lm -ldl  1>&5
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: unrecognized option '--section-ordering-file'
/data/buildroot/buildroot-test/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-amd-linux-gnu/6.2.0/../../../../x86_64-amd-linux-gnu/bin/ld: use the --help option for usage information
collect2: error: ld returned 1 exit status
configure: failed program was:
#line 8716 "configure"
#include "confdefs.h"

int main() {

; return 0; }
configure:8735: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -shared -Wl,-z,defs -Wl,--gc-sections -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  -o conftest -Wl
x86_64-amd-linux-gnu-gcc: error: unrecognized command line option '-Wl'; did you mean '-W'?
configure:8807: checking for readline in -lreadline
configure:8826: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lreadline  -lm -ldl  1>&5
configure:9170: checking for posix_fadvise
configure:9202: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9170: checking for posix_fallocate
configure:9202: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9272: checking for malloc.h
configure:9285: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:9320: checking for strndup
configure:9352: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9336:6: warning: conflicting types for built-in function 'strndup'
configure:9320: checking for posix_memalign
configure:9352: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9336:6: warning: conflicting types for built-in function 'posix_memalign'
configure:9320: checking for memalign
configure:9352: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9383: checking for malloc_usable_size
configure:9415: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -o conftest -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -lpthread  -Wl,-z,noexecstack -Wl,-z,text -Wl,-z,relro -Wl,--build-id  conftest.c -lm -ldl  1>&5
configure:9445: checking whether malloc_usable_size definition can use const argument
configure:9456: /data/buildroot/buildroot-test/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc -std=gnu99 -c -Wall -Wempty-body -Wignored-qualifiers -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wduplicated-cond -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wformat -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -ffunction-sections -fdata-sections -fno-math-errno -pthread -pipe -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 conftest.c 1>&5
configure:9450:26: error: conflicting types for 'malloc_usable_size'
In file included from configure:9448:0:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/malloc.h:129:15: note: previous declaration of 'malloc_usable_size' was here
 extern size_t malloc_usable_size (void *__ptr) __THROW;
               ^~~~~~~~~~~~~~~~~~
configure: failed program was:
#line 9447 "configure"
#include "confdefs.h"
#include <malloc.h>
                  #include <stddef.h>
                  size_t malloc_usable_size(const void *ptr);
int main() {
return malloc_usable_size(0);
; return 0; }
configure:9478: checking for valloc in malloc.h
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/malloc.h:22:0,
                 from configure:9481:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:9503: checking for valloc in unistd.h
In file included from /data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/unistd.h:25:0,
                 from configure:9506:
/data/buildroot/buildroot-test/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
configure:9533: checking for localeconv