diff --git a/mail/pathalias/files/patch-mem.c b/mail/pathalias/files/patch-mem.c
new file mode 100644
index 000000000000..7bfab9e2c864
--- /dev/null
+++ b/mail/pathalias/files/patch-mem.c
@@ -0,0 +1,22 @@
+--- mem.c.orig	Wed Mar  3 22:11:23 1993
++++ mem.c	Sat Oct  7 20:16:25 2006
+@@ -19,6 +19,10 @@
+ extern char *sbrk();
+ #endif
+ 
++#ifdef MYMALLOC
++STATIC void addtoheap();
++#endif
++
+ /* privates */
+ STATIC void nomem();
+ static link *Lcache;
+@@ -105,8 +109,6 @@
+ 	long size;
+ {
+ #ifdef MYMALLOC
+-	STATIC void addtoheap();
+-
+ 	addtoheap((char *) t, size * sizeof(node *));
+ #else
+ 	free((char *) t);