--- man/Makefile	Mon Jan 15 20:13:00 2001
+++ man/Makefile	Wed Jan 24 11:58:56 2001
@@ -17,7 +17,7 @@
 CFLAGS+= -I${LIBDESTDIR}
 DPADD=	${LIBMAN}
 LDADD=	${LIBMAN}
-.if exists(/usr/lib/libxpg4.a)
+.if ${OSVERSION} < 400020
 LDADD+= -L/usr/lib -lxpg4
 .endif