From a8bd9e9d8cd029a220ad4b9dad752d26c55bf4c2 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Tue, 23 Mar 2021 17:24:58 -0400
Subject: [PATCH] mk: fix for Unix build

---
 src/cmd/mk/symtab.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cmd/mk/symtab.c b/src/cmd/mk/symtab.c
index 2bb28ba8..da02f897 100644
--- a/src/cmd/mk/symtab.c
+++ b/src/cmd/mk/symtab.c
@@ -21,7 +21,7 @@ syminit(void)
 Symtab *
 symlook(char *sym, int space, void *install)
 {
-	ulong h;
+	unsigned long h;
 	char *p;
 	Symtab *s;
 
@@ -45,7 +45,7 @@ symlook(char *sym, int space, void *install)
 void
 symdel(char *sym, int space)
 {
-	ulong h;
+	unsigned long h;
 	char *p;
 	Symtab *s, *ls;