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-rw-r--r--string/string.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/string/string.h b/string/string.h
index 2b4d6b9545..3e978520a7 100644
--- a/string/string.h
+++ b/string/string.h
@@ -213,7 +213,8 @@ extern char *strerror_r __P ((int __errnum, char *__buf, size_t __buflen));
    the namespace rules does not allow this.  */
 extern void __bzero __P ((__ptr_t __s, size_t __n));
 
-#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
+#if defined __USE_BSD || (defined __USE_XOPEN_EXTENDED \
+			  && (_POSIX_C_SOURCE - 0) < 199506L)
 /* Copy N bytes of SRC to DEST (like memmove, but args reversed).  */
 extern void bcopy __P ((__const __ptr_t __src, __ptr_t __dest, size_t __n));