From 70157e71bb2c154dd9b73f42c6257b704c91d91f Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Tue, 24 Jun 2025 13:58:32 -0500
Subject: [PATCH] Use weak symbol instead of #else skipping build.

---
 lib/hash.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/lib/hash.c b/lib/hash.c
index 2ba40145..e828b30f 100644
--- a/lib/hash.c
+++ b/lib/hash.c
@@ -57,7 +57,7 @@ void hash_by_name(int fd, char *name, char *result)
 }
 
 // Builtin implementations
-#else
+#endif
 
 struct browns {
   unsigned *rconsttable32;
@@ -306,7 +306,7 @@ static void hash_update(char *data, unsigned int len,
   }
 }
 
-void hash_by_name(int fd, char *name, char *result)
+void __attribute__((__weak__)) hash_by_name(int fd, char *name, char *result)
 {
   unsigned long long count[2];
   int i, chunksize, digestlen, method;
@@ -391,4 +391,3 @@ void hash_by_name(int fd, char *name, char *result)
   for (pp = (void *)libbuf; pp-(unsigned *)libbuf<sizeof(libbuf)/4; pp++)
     *pp = 0;
 }
-#endif
-- 
2.39.5