diff --git a/ChangeLog b/ChangeLog
index 11224770ea..9b230ef562 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Nov  8 00:14:13 2004  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* configure.in: add setup for mignw32 cross compiling.
+	  [ruby-talk:119413]
+
 Sun Nov  7 23:49:26 2004  Hidetoshi NAGAI  <nagai@ai.kyutech.ac.jp>
 
 	* ext/tk/lib/tk.rb: bind-event methods accept multi substitution
diff --git a/configure.in b/configure.in
index 2ca62ff04b..bc69979302 100644
--- a/configure.in
+++ b/configure.in
@@ -306,6 +306,11 @@ mingw*)		LIBS="-lshell32 -lwsock32 $LIBS"
 		ac_cv_func_finite=yes
 		ac_cv_func_link=yes
 		ac_cv_lib_crypt_crypt=no
+		ac_cv_func_getpgrp_void=no
+		ac_cv_func_setpgrp_void=yes
+		ac_cv_func_memcmp_working=yes
+		rb_cv_binary_elf=no
+		rb_cv_negative_time_t=no
 		enable_pthread=no
 		;;
 os2-emx*)	LIBS="-lm $LIBS"