__STDC_ISO_10646__  296 maint/gnulib/lib/vasnprintf.c #  if __STDC_ISO_10646__ || (__GLIBC__ >= 2) || (defined _WIN32 || defined __CYGWIN__)
__STDC_ISO_10646__  313 maint/gnulib/lib/vasnprintf.c #  if __STDC_ISO_10646__ || (__GLIBC__ >= 2) || (defined _WIN32 || defined __CYGWIN__)