diff --git a/configure b/configure
index eeafe939664..1273486d625 100755
--- a/configure
+++ b/configure
@@ -3119,7 +3119,7 @@ if test "$have_gcc" = yes ; then
 		case $_host_os in
 		# newlib-based system include files suppress non-C89 function
 		# declarations under __STRICT_ANSI__
-		amigaos* | android | dreamcast | ds | gamecube | mingw* | n64 | psp | wii | wince )
+		amigaos* | android | dreamcast | ds | gamecube | mingw* | n64 | psp | ps2 | wii | wince )
 			CXXFLAGS="$CXXFLAGS -W -Wno-unused-parameter"
 			;;
 		*)