diff --git a/config.lib b/config.lib
--- a/config.lib
+++ b/config.lib
@@ -60,8 +60,9 @@ set_default() {
 	with_freetype="1"
 	with_fontconfig="1"
 	with_psp_config="1"
+	with_threads="1"
 
-	save_params_array="build host cc_build cc_host cxx_build cxx_host windres strip awk lipo os cpu_type revision endian config_log prefix_dir binary_dir data_dir icon_dir personal_dir install_dir enable_debug enable_profiling enable_dedicated enable_network enable_static enable_translator enable_assert enable_strip with_distcc with_ccache with_osx_sysroot enable_universal enable_osx_g5 enable_unicode with_application_bundle with_sdl with_cocoa with_zlib with_png with_makedepend with_direct_music with_sort with_iconv with_midi with_midi_arg with_libtimidity with_freetype with_fontconfig with_psp_config CC CXX CFLAGS LDFLAGS"
+	save_params_array="build host cc_build cc_host cxx_build cxx_host windres strip awk lipo os cpu_type revision endian config_log prefix_dir binary_dir data_dir icon_dir personal_dir install_dir enable_install enable_debug enable_profiling enable_dedicated enable_network enable_static enable_translator enable_assert enable_strip with_distcc with_osx_sysroot enable_universal enable_osx_g5 enable_unicode with_application_bundle with_sdl with_cocoa with_zlib with_png with_makedepend with_direct_music with_sort with_iconv with_midi with_midi_arg with_libtimidity with_freetype with_fontconfig with_psp_config with_threads CC CXX CFLAGS LDFLAGS"
 }
 
 detect_params() {
@@ -245,6 +246,10 @@ detect_params() {
 			--with-application-bundle)    with_application_bundle="1";;
 			--with-application-bundle=*)  with_application_bundle="$optarg";;
 
+			--without-threads)            with_threads="0";;
+			--with-threads)               with_threads="1";;
+			--with-threads=*)             with_threads="$optarg";;
+
 			CC=* | --CC=*)                CC="$optarg";;
 			CXX=* | --CXX=*)              CXX="$optarg";;
 			CFLAGS=* | --CFLAGS=*)        CFLAGS="$optarg";;
@@ -782,6 +787,10 @@ make_cflags_and_ldflags() {
 		LDFLAGS="$LDFLAGS -pg"
 	fi
 
+	if [ "$with_threads" = "0" ]; then
+		CFLAGS="$CFLAGS -DNO_THREADS"
+	fi
+
 	# Enable some things only for certain GCC versions
 	cc_version=`$cc_host -dumpversion | cut -c 1,3`
 
@@ -819,13 +828,14 @@ make_cflags_and_ldflags() {
 	if [ "$os" = "CYGWIN" ] || [ "$os" = "MINGW" ]; then
 		LDFLAGS="$LDFLAGS -Wl,--subsystem,windows"
 		LIBS="$LIBS -lws2_32 -lwinmm -lgdi32 -ldxguid -lole32"
-		# GCC 4.0+ complains about that we break strict-aliasing.
-		#  On most places we don't see how to fix it, and it doesn't
-		#  break anything. So disable strict-aliasing to make the
-		#  compiler all happy.
-		if [ $cc_version -ge 40 ]; then
-			CFLAGS="$CFLAGS -fno-strict-aliasing"
-		fi
+	fi
+
+	# GCC 4.0+ complains about that we break strict-aliasing.
+	#  On most places we don't see how to fix it, and it doesn't
+	#  break anything. So disable strict-aliasing to make the
+	#  compiler all happy.
+	if [ $cc_version -ge 40 ]; then
+		CFLAGS="$CFLAGS -fno-strict-aliasing"
 	fi
 
 	if [ "$os" != "CYGWIN" ] && [ "$os" != "FREEBSD" ] && [ "$os" != "OPENBSD" ] && [ "$os" != "MINGW" ] && [ "$os" != "MORPHOS" ] && [ "$os" != "OSX" ] && [ "$os" != "WINCE" ] && [ "$os" != "PSP" ] && [ "$os" != "OS2" ]; then