--- src/man.c.orig	2006-06-02 12:52:27.000000000 -0700
+++ src/man.c	2006-06-12 17:08:25.000000000 -0700
@@ -380,6 +380,9 @@
 	  return (NULL);
      }
 
+     if (!isascii(buf[0]))
+	  return (NULL);
+
      if (strncmp(buf, ".so", 3))
 	  return (my_strdup(name));