- add strrchr
diff --git a/include/libbb.h b/include/libbb.h
index 0d6e3af..947f28d 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -244,6 +244,7 @@
 extern void trim(char *s);
 extern char *skip_whitespace(const char *);
 extern char *skip_non_whitespace(const char *);
+extern char *strrstr(const char *haystack, const char *needle);
 
 //TODO: supply a pointer to char[11] buffer (avoid statics)?
 extern const char *bb_mode_string(mode_t mode);