__glibc_unlikely  509 maint/gnulib/lib/cdefs.h # define __glibc_unlikely(cond)	__builtin_expect ((cond), 0)
__glibc_unlikely  512 maint/gnulib/lib/cdefs.h # define __glibc_unlikely(cond)	(cond)
__glibc_unlikely  154 maint/gnulib/lib/libc-config.h # undef __glibc_unlikely