diff --git a/gnu/usr.bin/groff/Makefile.cfg b/gnu/usr.bin/groff/Makefile.cfg
index 06d8e82a48a..6ebc08fe942 100644
--- a/gnu/usr.bin/groff/Makefile.cfg
+++ b/gnu/usr.bin/groff/Makefile.cfg
@@ -1,4 +1,4 @@
-#	$Id: Makefile.cfg,v 2.3 1997/02/22 15:45:42 peter Exp $
+#	$Id: Makefile.cfg,v 2.4 1997/03/08 19:06:23 bde Exp $
 
 BINDIR?=	/usr/bin
 SHELL=		/bin/sh
@@ -73,7 +73,7 @@ DEFINES=	-DHAVE_UNISTD_H=1\
 		-DHAVE_LIMITS_H=1\
 		-DHAVE_SYS_DIR_H=1\
 		-DHAVE_STDLIB_H=1\
-		-DSTDLIB_H_DECLARES_GETOPT=1\
+		-DUNISTD_H_DECLARES_GETOPT=1\
 		-DSTDLIB_H_DECLARES_PUTENV=1\
 		-DSTDIO_H_DECLARES_POPEN=1\
 		-DSTDIO_H_DECLARE_PCLOSE=1\