fwrite_unlocked   864 lib/stdio.in.h #   undef fwrite_unlocked
fwrite_unlocked   874 lib/stdio.in.h #   define fwrite_unlocked rpl_fwrite_unlocked
fwrite_unlocked   101 lib/unlocked-io.h #  define fwrite_unlocked(w,x,y,z) fwrite (w,x,y,z)