Determining if the include file ladspa.h exists failed with the following output: Change Dir: /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_f70f0/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_f70f0.dir/build.make CMakeFiles/cmTC_f70f0.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_f70f0.dir/CheckIncludeFile.c.o /home/buildroot/autobuild/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/home/buildroot/autobuild/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -DTESTKEYWORD=inline -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -static -Wall -W -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wno-unused-parameter -Wdeclaration-after-statement -Werror=implicit-function-declaration -Wbad-function-cast -Wcast-align -DNDEBUG -o CMakeFiles/cmTC_f70f0.dir/CheckIncludeFile.c.o -c /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: ladspa.h: No such file or directory #include ^~~~~~~~~~ compilation terminated. CMakeFiles/cmTC_f70f0.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_f70f0.dir/CheckIncludeFile.c.o' failed make[2]: *** [CMakeFiles/cmTC_f70f0.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_f70f0/fast' failed make[1]: *** [cmTC_f70f0/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' Detecting C OpenMP failed with the following output: Change Dir: /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_1b27c/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_1b27c.dir/build.make CMakeFiles/cmTC_1b27c.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o /home/buildroot/autobuild/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/home/buildroot/autobuild/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -static -Wall -W -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wno-unused-parameter -Wdeclaration-after-statement -Werror=implicit-function-declaration -Wbad-function-cast -Wcast-align -fopenmp -v -DNDEBUG -o CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o -c /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/FindOpenMP/OpenMPTryFlag.c Using built-in specs. COLLECT_GCC=/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/i586-linux-gcc.br_real Target: i586-buildroot-linux-musl Configured with: ./configure --prefix=/opt/br-i386-pentium-mmx-musl-2019.11 --sysconfdir=/opt/br-i386-pentium-mmx-musl-2019.11/etc --enable-static --target=i586-buildroot-linux-musl --with-sysroot=/opt/br-i386-pentium-mmx-musl-2019.11/i586-buildroot-linux-musl/sysroot --enable-__cxa_atexit --with-gnu-ld --disable-libssp --disable-multilib --disable-decimal-float --with-gmp=/opt/br-i386-pentium-mmx-musl-2019.11 --with-mpc=/opt/br-i386-pentium-mmx-musl-2019.11 --with-mpfr=/opt/br-i386-pentium-mmx-musl-2019.11 --with-pkgversion='Buildroot 2019.11' --with-bugurl=http://bugs.buildroot.net/ --disable-libmpx --enable-libquadmath --disable-libsanitizer --enable-tls --enable-threads --without-isl --without-cloog --with-arch=pentium-mmx --enable-languages=c,c++ --with-build-time-tools=/opt/br-i386-pentium-mmx-musl-2019.11/i586-buildroot-linux-musl/bin --enable-shared --disable-libgomp Thread model: posix gcc version 8.3.0 (Buildroot 2019.11) COLLECT_GCC_OPTIONS='-march=pentium-mmx' '-D' '_LARGEFILE_SOURCE' '-D' '_LARGEFILE64_SOURCE' '-D' '_FILE_OFFSET_BITS=64' '-Os' '-static' '-Wall' '-Wextra' '-Wpointer-arith' '-Wcast-qual' '-Wstrict-prototypes' '-Wno-unused-parameter' '-Wdeclaration-after-statement' '-Werror=implicit-function-declaration' '-Wbad-function-cast' '-Wcast-align' '-fopenmp' '-v' '-D' 'NDEBUG' '-o' 'CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o' '-c' '-pthread' /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/i586-buildroot-linux-musl/8.3.0/cc1 -quiet -v -iprefix /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/ -isysroot /home/buildroot/autobuild/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -D_REENTRANT -D _LARGEFILE_SOURCE -D _LARGEFILE64_SOURCE -D _FILE_OFFSET_BITS=64 -D NDEBUG /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/FindOpenMP/OpenMPTryFlag.c -quiet -dumpbase OpenMPTryFlag.c -march=pentium-mmx -auxbase-strip CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o -Os -Wall -Wextra -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wno-unused-parameter -Wdeclaration-after-statement -Werror=implicit-function-declaration -Wbad-function-cast -Wcast-align -version -fopenmp -o /tmp/ccXlBcwa.s GNU C17 (Buildroot 2019.11) version 8.3.0 (i586-buildroot-linux-musl) compiled by GNU C version 4.9.2, GMP version 6.1.2, MPFR version 4.0.2, MPC version 1.1.0, isl version none GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 ignoring nonexistent directory "/home/buildroot/autobuild/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot/usr/local/include" ignoring duplicate directory "/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/i586-buildroot-linux-musl/8.3.0/../../../../i586-buildroot-linux-musl/include" ignoring duplicate directory "/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/i586-buildroot-linux-musl/8.3.0/include" #include "..." search starts here: #include <...> search starts here: /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/../../../../i586-buildroot-linux-musl/include /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/include /home/buildroot/autobuild/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot/usr/include End of search list. GNU C17 (Buildroot 2019.11) version 8.3.0 (i586-buildroot-linux-musl) compiled by GNU C version 4.9.2, GMP version 6.1.2, MPFR version 4.0.2, MPC version 1.1.0, isl version none GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Compiler executable checksum: 33302bfa5b2434495968acb5f3badffb /home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/FindOpenMP/OpenMPTryFlag.c:2:10: fatal error: omp.h: No such file or directory #include ^~~~~~~ compilation terminated. CMakeFiles/cmTC_1b27c.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o' failed make[2]: *** [CMakeFiles/cmTC_1b27c.dir/OpenMPTryFlag.c.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_1b27c/fast' failed make[1]: *** [cmTC_1b27c/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/fluidsynth-2.1.0/CMakeFiles/CMakeTmp'