diff --git a/ChangeLog b/ChangeLog
index a915a0eb0d..7fca33a677 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Tue Jan 20 16:17:12 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* cont.c (ruby_Init_{Continuation_body,Fiber_as_Coroutine}): prefixed
+	  with ruby_ to export.
+
+	* ext/continuation/continuation.c, ext/fiber/fiber.c: ditto.
+
 Tue Jan 20 15:32:29 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* Makefile.in (miniruby): renames and then removes, to get rid of
@@ -7,11 +14,11 @@ Tue Jan 20 15:32:29 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* configure.in (DLDFLAGS): do not export all symbols.
 
-	* cygwin/GNUmakefile.in (RUBYDEF): rejects symbols prefixex with
+	* cygwin/GNUmakefile.in (RUBYDEF): rejects symbols prefixed with
 	  Init_.
 
-	* win32/mkexports.rb (Exports::Mingw): includes all symbols except for
-	  prefixed with Init_ as well as mswin32.
+	* win32/mkexports.rb (Exports::Mingw): includes all symbols as
+	  well as mswin32, except for prefixed with Init_.
 
 Tue Jan 20 13:03:50 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
diff --git a/cont.c b/cont.c
index 427f81983f..a3c8a3241f 100644
--- a/cont.c
+++ b/cont.c
@@ -1021,7 +1021,7 @@ Init_Cont(void)
 }
 
 void
-Init_Continuation_body(void)
+ruby_Init_Continuation_body(void)
 {
     rb_cContinuation = rb_define_class("Continuation", rb_cObject);
     rb_undef_alloc_func(rb_cContinuation);
@@ -1032,7 +1032,7 @@ Init_Continuation_body(void)
 }
 
 void
-Init_Fiber_as_Coroutine(void)
+ruby_Init_Fiber_as_Coroutine(void)
 {
     rb_define_method(rb_cFiber, "transfer", rb_fiber_m_transfer, -1);
     rb_define_method(rb_cFiber, "alive?", rb_fiber_alive_p, 0);
diff --git a/ext/continuation/continuation.c b/ext/continuation/continuation.c
index a1b43b5047..ae69b66cd8 100644
--- a/ext/continuation/continuation.c
+++ b/ext/continuation/continuation.c
@@ -1,8 +1,8 @@
 
-void Init_Continuation_body(void);
+void ruby_Init_Continuation_body(void);
 
 void
 Init_continuation(void)
 {
-    Init_Continuation_body();
+    ruby_Init_Continuation_body();
 }
diff --git a/ext/fiber/fiber.c b/ext/fiber/fiber.c
index 7c33a1f231..12fcaad73b 100644
--- a/ext/fiber/fiber.c
+++ b/ext/fiber/fiber.c
@@ -1,8 +1,8 @@
 
-void Init_Fiber_as_Coroutine(void);
+void ruby_Init_Fiber_as_Coroutine(void);
 
 void
 Init_fiber(void)
 {
-    Init_Fiber_as_Coroutine();
+    ruby_Init_Fiber_as_Coroutine();
 }