_GNU_SOURCE       110 lib/limits.in.h      && (defined _GNU_SOURCE || defined __STDC_WANT_IEC_60559_BFP_EXT__ \
_GNU_SOURCE       127 lib/limits.in.h #if (defined _GNU_SOURCE \
_GNU_SOURCE        32 lib/regex.h    #ifdef _GNU_SOURCE
_GNU_SOURCE       682 lib/stdint.in.h      && (defined _GNU_SOURCE || defined __STDC_WANT_IEC_60559_BFP_EXT__))
_GNU_SOURCE       397 lib/time.in.h  # if defined _GNU_SOURCE && @GNULIB_TIME_RZ@ && ! @HAVE_TIMEZONE_T@
_GNU_SOURCE        93 test/manual/etags/c-src/etags.c #ifndef _GNU_SOURCE
_GNU_SOURCE       634 test/manual/etags/y-src/cccp.c #  if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
_GNU_SOURCE       713 test/manual/etags/y-src/parse.c #  if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)