Add a missing const in syslibc.

diff --git a/pit/explib/syslibc.c b/pit/explib/syslibc.c
index f209704fdbf76b918d6463027c7f0c62cfec3f7b..e92017f4eca9c4e282e51ede1c4228c0dc60b2ab 100644 (file)
--- a/pit/explib/syslibc.c
+++ b/pit/explib/syslibc.c
@@ -22,7 +22,7 @@
    compiler, and so doesn't clash with it either.
 */
 
-static void errout(int routine, char* msg)
+static void errout(int routine, const char* msg)
 {
   fprintf(stderr,"C-INTERCAL system library: (%d): %s\n", routine, msg);
   exit(EXIT_FAILURE);