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-rw-r--r--include/string.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/string.h b/include/string.h
index d27a8ebfa2..7d268ecfb1 100644
--- a/include/string.h
+++ b/include/string.h
@@ -39,7 +39,11 @@ extern void *__memrchr (__const void *__s, int __c, size_t __n)
 
 extern void *__memchr (__const void *__s, int __c, size_t __n)
      __attribute_pure__;
-     
+
+extern int __ffs (int __i) __attribute__ ((const));
+
+extern char *__strerror_r (int __errnum, char *__buf, size_t __buflen);
+
 /* Now the real definitions.  We do this here since some of the functions
    above are defined as macros in the headers.  */
 #include <string/string.h>