use int instead of size_t as return values to be compatible with snprintf

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@10655 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/parse_units.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1997 - 2001 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -57,14 +57,14 @@ int
 parse_flags (const char *s, const struct units *units,
 	     int orig);
 
-size_t
+int
 unparse_units (int num, const struct units *units, char *s, size_t len);
 
-size_t
+int
 unparse_units_approx (int num, const struct units *units, char *s,
 		      size_t len);
 
-size_t
+int
 unparse_flags (int num, const struct units *units, char *s, size_t len);
 
 void