Index: uspace/lib/c/include/str.h
===================================================================
--- uspace/lib/c/include/str.h	(revision affaf2e32d63acee2b44deef78a9bc2876c0cde3)
+++ uspace/lib/c/include/str.h	(revision 7a7b8efa5c1cacbcce13573da5c694507aebb49c)
@@ -73,4 +73,7 @@
 extern size_t wstr_nlength(const wchar_t *str, size_t size);
 
+extern size_t chr_width(wchar_t ch);
+extern size_t str_width(const char *str);
+
 extern bool ascii_check(wchar_t ch);
 extern bool chr_check(wchar_t ch);