Determining if files io.h exist failed with the following output: Change Dir: /home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_ce2c1/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_ce2c1.dir/build.make CMakeFiles/cmTC_ce2c1.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_ce2c1.dir/JAS_HAVE_IO_H.c.o /home/buildroot/autobuild/instance-3/output-1/per-package/jasper/host/bin/x86_64-linux-gcc --sysroot=/home/buildroot/autobuild/instance-3/output-1/per-package/jasper/host/x86_64-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g0 -static -Wall -pedantic -W -Wformat -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations -Wredundant-decls -DNDEBUG -o CMakeFiles/cmTC_ce2c1.dir/JAS_HAVE_IO_H.c.o -c /home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CheckIncludeFiles/JAS_HAVE_IO_H.c /home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CheckIncludeFiles/JAS_HAVE_IO_H.c:2:10: fatal error: io.h: No such file or directory 2 | #include | ^~~~~~ compilation terminated. CMakeFiles/cmTC_ce2c1.dir/build.make:68: recipe for target 'CMakeFiles/cmTC_ce2c1.dir/JAS_HAVE_IO_H.c.o' failed make[2]: *** [CMakeFiles/cmTC_ce2c1.dir/JAS_HAVE_IO_H.c.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CMakeTmp' Makefile:124: recipe for target 'cmTC_ce2c1/fast' failed make[1]: *** [cmTC_ce2c1/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-3/output-1/build/jasper-2.0.33/buildroot-build/CMakeFiles/CMakeTmp' Source: /* */ #include int main(void){return 0;}