Check for declaration of stpcpy.

diff --git a/m4/ftw.m4 b/m4/ftw.m4
index bbb366e525dcf1dc639ba204731235438ed4721d..00c78f419138c6b08b3f619357166dea51c4351c 100644 (file)
--- a/m4/ftw.m4
+++ b/m4/ftw.m4
@@ -8,6 +8,7 @@ AC_DEFUN([AC_FUNC_FTW],
   # prerequisites
   AC_REQUIRE([AC_HEADER_DIRENT])
   AC_CHECK_HEADERS(sys/param.h)
+  AC_CHECK_DECLS([stpcpy])
 
   # The following test would fail prior to glibc-2.3.2, because `depth'
   # would be 2 rather than 4.