diff --git a/security/checkpassword/Makefile b/security/checkpassword/Makefile
index 16515f28d1f4..953f971b2004 100644
--- a/security/checkpassword/Makefile
+++ b/security/checkpassword/Makefile
@@ -1,5 +1,6 @@
 PORTNAME=	checkpassword
 PORTVERSION=	0.90
+PORTREVISION=	1
 CATEGORIES=	security
 MASTER_SITES=	http://cr.yp.to/checkpwd/ \
 		GENTOO
diff --git a/security/checkpassword/files/patch-error.h b/security/checkpassword/files/patch-error.h
new file mode 100644
index 000000000000..e35ddb04802a
--- /dev/null
+++ b/security/checkpassword/files/patch-error.h
@@ -0,0 +1,11 @@
+--- error.h.orig
++++ error.h
+@@ -1,7 +1,7 @@
+ #ifndef ERROR_H
+ #define ERROR_H
+ 
+-extern int errno;
++#include <errno.h>
+ 
+ extern int error_intr;
+ extern int error_nomem;