gcc -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -std=c99 -fomit-frame-pointer -pthread -I/usr/local/include -I/home/dexter/Downloads/mfx_dispatch -L/usr/local/lib /usr/local/lib/libmfx.a -c -o /tmp/ffconf.dEsnE4RI.o /tmp/ffconf.K5w0Sowm.c
gcc: warning: /usr/local/lib/libmfx.a: linker input file unused because linking not done
gcc -Wl,--as-needed -Wl,-z,noexecstack -I/usr/local/include -I/home/dexter/Downloads/mfx_dispatch -L/usr/local/lib /usr/local/lib/libmfx.a -o /tmp/ffconf.f90ElZ0e /tmp/ffconf.dEsnE4RI.o -lsupc++ -lm -pthread
/tmp/ffconf.dEsnE4RI.o: In function `check_MFXInit':
ffconf.K5w0Sowm.c:(.text+0x1): undefined reference to `MFXInit'
collect2: error: ld returned 1 exit status
ERROR: libmfx not found using pkg-config