Defined in 5 files as a macro:
- contrib/diff/config.h, line 303 (as a macro)
- crypto/openssh/config.h, line 1274 (as a macro)
- libexec/ftpd/config.h, line 121 (as a macro)
- usr.bin/ftp/tnftp_config.h, line 326 (as a macro)
- usr.sbin/ntp/config.h, line 907 (as a macro)