--- gcc-4.5.1/libiberty/strsignal.c.org	2010-11-15 17:09:56.073916777 -0800
+++ gcc-4.5.1/libiberty/strsignal.c	2010-11-15 17:10:13.049758960 -0800
@@ -551,7 +551,7 @@ followed by a newline.
 #ifndef HAVE_PSIGNAL
 
 void
-psignal (int signo, char *message)
+psignal (int signo, const char *message)
 {
   if (signal_names == NULL)
     {