Ticket #20902: patch-avoid-builtin-strndup.diff

src/hosts.c

@@ -125 +125 @@
 int dcc_compare_container(const void *a, const void *b);
 
 
-#ifndef HAVE_STRNDUP
+#if !HAVE_STRNDUP
 /**
  * Copy at most @p size characters from @p src, plus a terminating nul.
  *
  * Really this needs to be in util.c, but it's only used here.
  **/
-static char *strndup(const char *src, size_t size)
+char *strndup(const char *src, size_t size);
+char *strndup(const char *src, size_t size)
 {
     char *dst;