diff --git a/ChangeLog b/ChangeLog
index 1f573551db..fa46d4a106 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Thu May 15 09:50:51 2003  NAKAMURA Usaku <usa@ruby-lang.org>
+
+	* ext/syck/syck.c (syck_parser_pop_level): add prototype.
+
+	* ext/syck/syck.c (syck_strndup): should return value.
+
 Thu May 15 09:32:25 2003  NAKAMURA Usaku <usa@ruby-lang.org>
 
 	* win32/win32.c (kill): fix typo and add signal 0 support.
diff --git a/ext/syck/syck.c b/ext/syck/syck.c
index fdec7a95e2..df68768fed 100644
--- a/ext/syck/syck.c
+++ b/ext/syck/syck.c
@@ -15,6 +15,8 @@
 #define SYCK_YAML_MINOR 0
 #define SYCK_BUFFERSIZE 262144
 
+void syck_parser_pop_level( SyckParser * );
+
 /*
  * Custom assert
  */
@@ -34,6 +36,7 @@ syck_strndup( char *buf, long len )
     char *new = S_ALLOC_N( char, len + 1 );
     S_MEMZERO( new, char, len + 1 );
     S_MEMCPY( new, buf, char, len );
+    return new;
 }
 
 /*