Compile xstrdup and xstrndup iff they are needed.

diff --git a/utility.c b/utility.c
index 2851dd20dbe9575cd2dd2810c74f9f3640b0b9e8..aa8bef6b39507a2fd08572bf5dea780f4202da50 100644 (file)
--- a/utility.c
+++ b/utility.c
@@ -1503,7 +1503,7 @@ extern void *xcalloc(size_t nmemb, size_t size)
 }
 #endif
 
-#if defined BB_FEATURE_NFSMOUNT || defined BB_LSMOD
+#if defined BB_FEATURE_NFSMOUNT || defined BB_SH
 # ifndef DMALLOC
 extern char * xstrdup (const char *s) {
        char *t;
@@ -1519,7 +1519,9 @@ extern char * xstrdup (const char *s) {
        return t;
 }
 # endif
+#endif
 
+#if defined BB_FEATURE_NFSMOUNT
 extern char * xstrndup (const char *s, int n) {
        char *t;