gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -O2 -march=native -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -std=c99 -fomit-frame-pointer -pthread -c -o /tmp/me/ffconf.fXaVWhC6.o /tmp/me/ffconf.IwZUO303.c gcc -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -Wl,--as-needed -o /tmp/me/ffconf.OtSz0kDI /tmp/me/ffconf.fXaVWhC6.o -lfaac -lm -pthread -lbz2 -lz -lrt check_lib fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac check_header fdk-aac/aacenc_lib.h check_cpp BEGIN /tmp/me/ffconf.IwZUO303.c 1 #include 2 int x; END /tmp/me/ffconf.IwZUO303.c gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -O2 -march=native -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -std=c99 -fomit-frame-pointer -pthread -E -o /tmp/me/ffconf.fXaVWhC6.o /tmp/me/ffconf.IwZUO303.c check_func aacEncOpen -lfdk-aac check_ld cc -lfdk-aac check_cc BEGIN /tmp/me/ffconf.IwZUO303.c 1 extern int aacEncOpen(); 2 int main(void){ aacEncOpen(); } END /tmp/me/ffconf.IwZUO303.c gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -O2 -march=native -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -std=c99 -fomit-frame-pointer -pthread -c -o /tmp/me/ffconf.fXaVWhC6.o /tmp/me/ffconf.IwZUO303.c gcc -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -Wl,--as-needed -o /tmp/me/ffconf.OtSz0kDI /tmp/me/ffconf.fXaVWhC6.o -lfdk-aac -lfaac -lm -pthread -lbz2 -lz -lrt /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `ceil' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `atan2' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `acos' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `sin' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `atan' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `exp' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `tan' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `cos' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `log' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `pow' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `sqrt' /usr/lib/gcc/x86_64-unknown-linux-gnu/4.7.1/../../../../lib/libfdk-aac.so: undefined reference to `floor' collect2: error: ld returned 1 exit status ERROR: libfdk_aac not found