diff --git a/winsup/testsuite/ChangeLog b/winsup/testsuite/ChangeLog
index 297ba09cd..424e924a1 100644
--- a/winsup/testsuite/ChangeLog
+++ b/winsup/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2002-07-06  Christopher Faylor  <cgf@redhat.com>
+
+	* testsuite/winsup.api/winsup.exp: Add -mwin32 to gcc flags so
+	windows.h will be found.
+
 2002-07-04  Egor Duda  <deo@logos-m.ru>
 
 	* winsup.api/pthread/cancel1.c: New test. Port from pthreads-win32 
diff --git a/winsup/testsuite/winsup.api/winsup.exp b/winsup/testsuite/winsup.api/winsup.exp
index 1d45c9527..c47ae9a0e 100644
--- a/winsup/testsuite/winsup.api/winsup.exp
+++ b/winsup/testsuite/winsup.api/winsup.exp
@@ -48,7 +48,7 @@ foreach src [glob -nocomplain $srcdir/$subdir/*.c $srcdir/$subdir/*/*.c] {
 	clear_xfail
     }
 
-    ws_spawn "$CC -g3 $CFLAGS $src $add_includes $add_libs $runtime_root/binmode.o $runtime_root/new-libcygwin.a -o $base.exe"
+    ws_spawn "$CC -g3 -mwin32 $CFLAGS $src $add_includes $add_libs $runtime_root/binmode.o $runtime_root/new-libcygwin.a -o $base.exe"
     if { $rv != "" } {
 	verbose -log "$rv"
 	fail "$testcase (compile)"