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-rw-r--r--c/src/aclocal/gcc-pipe.m43
1 files changed, 3 insertions, 0 deletions
diff --git a/c/src/aclocal/gcc-pipe.m4 b/c/src/aclocal/gcc-pipe.m4
index fbc78b9ca7..2a04629bb2 100644
--- a/c/src/aclocal/gcc-pipe.m4
+++ b/c/src/aclocal/gcc-pipe.m4
@@ -1,3 +1,6 @@
+dnl
+dnl $Id$
+dnl
dnl Check whether the target compiler accepts -pipe
dnl