--- a/utils.h	Mon Dec 20 01:15:43 2010 -0500
+++ b/utils.h	Mon Dec 20 01:51:47 2010 -0500
@@ -16,6 +16,10 @@
 char *dostrdup(const char *s);
 char *dostrdup2(const char *s, const char *t);
 char *dostrdup3(const char *s, const char *t, const char *u);
+char *dostrndup(const char *s, size_t len);
+
+size_t notrailingws(char *buf, size_t len);
+bool is_identifier(const char *str);
 
 /* in place.c */
 void complain(const struct place *, const char *fmt, ...);