diff --git a/gnu/usr.bin/perl/x2p/Makefile b/gnu/usr.bin/perl/x2p/Makefile
index e3efe4b8756..9ec653dabf4 100644
--- a/gnu/usr.bin/perl/x2p/Makefile
+++ b/gnu/usr.bin/perl/x2p/Makefile
@@ -1,4 +1,4 @@
-#	$Id: Makefile,v 1.12 1998/05/04 20:09:01 bde Exp $
+#	$Id: Makefile,v 1.13 1998/05/05 05:25:21 bde Exp $
 
 PROG= a2p
 
@@ -9,6 +9,15 @@ YFLAGS=
 LDADD= -lm
 DPADD= ${LIBM}
 
+# If perl exists in none of these places, something is horribly wrong.
+.if exists(${.OBJDIR}/../perl/perl)
+PERL=${.OBJDIR}/../perl/perl
+.elif !defined(PERL) && exists(${.CURDIR}/../perl/perl)
+PERL=${.CURDIR}/../perl/perl
+.else
+PERL=	${DESTDIR}/usr/bin/perl
+.endif
+
 MAN1+= a2p.1 s2p.1 h2ph.1
 
 beforeinstall:
@@ -18,7 +27,7 @@ beforeinstall:
 		${DESTDIR}${BINDIR}
 
 afterinstall:
-	(DESTDIR=${DESTDIR}; cd ${DESTDIR}/usr/include; ${BINDIR}/h2ph * machine/* sys/*)
+	(DESTDIR=${DESTDIR}; cd ${DESTDIR}/usr/include; ${PERL} ${DESTDIR}${BINDIR}/h2ph * machine/* sys/*)
 
 .include "../../Makefile.inc"
 .include <bsd.prog.mk>