--- a/configure.in
+++ b/configure.in
@@ -5467,16 +5467,19 @@ MOZ_ARG_DISABLE_BOOL(jsd,
 
 dnl ========================================================
 dnl = Disable IPC support for tabs and plugins
 dnl ========================================================
 case "${target}" in
 powerpc-apple-darwin*)
     MOZ_IPC=
     ;;
+i386-apple-darwin*)
+    MOZ_IPC=
+    ;;
 *-wince*)
     MOZ_IPC=
     ;;
 esac
 
 MOZ_ARG_DISABLE_BOOL(ipc,
 [  --disable-ipc           Disable IPC supports for tabs and plugins],
     MOZ_IPC=,