Defined in 4 files as a macro:

• contrib/diff/config.h, line 141 (as a macro)
• gnu/usr.bin/grep/config.h, line 43 (as a macro)
• lib/libarchive/config_freebsd.h, line 95 (as a macro)
• usr.sbin/ntp/config.h, line 390 (as a macro)

Referenced in 3 files:

• contrib/diff/lib/error.c
  • line 86
  • line 87
• contrib/ntp/libntp/msyslog.c, line 105
• gnu/usr.bin/grep/error.c
  • line 55
  • line 58