diff --git a/config.lib b/config.lib
--- a/config.lib
+++ b/config.lib
@@ -390,7 +390,7 @@ save_params() {
 	configure="$CONFIGURE_EXECUTABLE --ignore-extra-parameters"
 	for p in $save_params_array; do
 		eval "v=\"\$$p\""
-		p=`echo "$p" | sed 's#_#-#g;s#\n##g;s# #\\ #g'`
+		p=`echo "$p" | sed 's~_~-~g;s~\n~~g;s~ ~\\ ~g'`
 		# Only save those params that aren't empty
 		configure="$configure --$p=\"$v\""
 	done
@@ -846,7 +846,7 @@ check_params() {
 			doc_dir="$data_dir/docs"
 		fi
 	else
-		doc_dir="`echo $doc_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		doc_dir="`echo $doc_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	if [ "$icon_theme_dir" = "1" ]; then
@@ -856,7 +856,7 @@ check_params() {
 			icon_theme_dir=""
 		fi
 	else
-		icon_theme_dir="`echo $icon_theme_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		icon_theme_dir="`echo $icon_theme_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	if [ "$personal_dir" = "1" ]; then
@@ -868,7 +868,7 @@ check_params() {
 			personal_dir=".openttd"
 		fi
 	else
-		personal_dir="`echo $personal_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		personal_dir="`echo $personal_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	if [ "$shared_dir" = "1" ]; then
@@ -879,7 +879,7 @@ check_params() {
 			shared_dir=""
 		fi
 	else
-		shared_dir="`echo $shared_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		shared_dir="`echo $shared_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	if [ "$man_dir" = "1" ]; then
@@ -890,7 +890,7 @@ check_params() {
 			man_dir=""
 		fi
 	else
-		man_dir="`echo $man_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		man_dir="`echo $man_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	if [ "$menu_dir" = "1" ]; then
@@ -901,7 +901,7 @@ check_params() {
 			menu_dir=""
 		fi
 	else
-		menu_dir="`echo $menu_dir | sed 's#\([^\]\)\\\\ #\1\\\\\\\\ #g;s#\([^\]\) #\1\\\\\\\\ #g'`"
+		menu_dir="`echo $menu_dir | sed 's~\([^\]\)\\\\ ~\1\\\\\\\\ ~g;s~\([^\]\) ~\1\\\\\\\\ ~g'`"
 	fi
 
 	# "set_universal_binary_flags" needs to be before "detect_iconv"
@@ -1192,7 +1192,7 @@ make_cflags_and_ldflags() {
 			if [ "$os" = "OSX" ]; then
 				# fontconfig_config goes via pkg-config on all systems, which doesn't know --prefix
 				# Also, despite the reason we link to the .a file ourself (because we can't use -static), we do need to ask pkg-config about possible other deps
-				LIBS="$LIBS `$fontconfig_config --variable=prefix`/lib/libfontconfig.a `$fontconfig_config --libs --static | sed s#-lfontconfig##`"
+				LIBS="$LIBS `$fontconfig_config --variable=prefix`/lib/libfontconfig.a `$fontconfig_config --libs --static | sed s~-lfontconfig~~`"
 			else
 				LIBS="$LIBS `$fontconfig_config --libs --static | tr '\n\r' '  '`"
 			fi
@@ -1318,7 +1318,7 @@ make_cflags_and_ldflags() {
 	# Btw, this almost always comes from outside the configure, so it is
 	#  not something we can control.
 	if [ "$with_makedepend" != "0" ]; then
-		cflags_makedep="` echo "$CFLAGS" | sed 's# /# -#g'`"
+		cflags_makedep="` echo "$CFLAGS" | sed 's~ /~ -~g'`"
 	else
 		makedepend=""
 	fi
@@ -2279,64 +2279,64 @@ make_sed() {
 	#  use multiple OBJS_DIR, because all in-between
 	#  binaries are stored in there, and nowhere else.
 	SRC_REPLACE="
-		s#!!CC_HOST!!#$cc_host#g;
-		s#!!CXX_HOST!!#$cxx_host#g;
-		s#!!CC_BUILD!!#$cc_build#g;
-		s#!!CXX_BUILD!!#$cxx_build#g;
-		s#!!WINDRES!!#$windres#g;
-		s#!!STRIP!!#$strip $strip_arg#g;
-		s#!!LIPO!!#$lipo#g;
-		s#!!CC_CFLAGS!!#$CC_CFLAGS#g;
-		s#!!CFLAGS!!#$T_CFLAGS#g;
-		s#!!CFLAGS_BUILD!!#$CFLAGS_BUILD#g;
-		s#!!STRGEN_FLAGS!!#$strgen_flags#g;
-		s#!!LIBS!!#$LIBS#g;
-		s#!!LDFLAGS!!#$T_LDFLAGS#g;
-		s#!!BIN_DIR!!#$BIN_DIR#g;
-		s#!!ROOT_DIR!!#$ROOT_DIR#g;
-		s#!!MEDIA_DIR!!#$MEDIA_DIR#g;
-		s#!!SOURCE_LIST!!#$SOURCE_LIST#g;
-		s#!!SRC_OBJS_DIR!!#$SRC_OBJS_DIR#g;
-		s#!!LANG_OBJS_DIR!!#$LANG_OBJS_DIR#g;
-		s#!!SRC_DIR!!#$SRC_DIR#g;
-		s#!!OSXAPP!!#$OSXAPP#g;
-		s#!!LANG_DIR!!#$LANG_DIR#g;
-		s#!!TTD!!#$TTD#g;
-		s#!!BINARY_DIR!!#$prefix_dir/$binary_dir#g;
-		s#!!DATA_DIR!!#$prefix_dir/$data_dir#g;
-		s#!!DOC_DIR!!#$prefix_dir/$doc_dir#g;
-		s#!!MAN_DIR!!#$prefix_dir/$man_dir#g;
-		s#!!ICON_DIR!!#$prefix_dir/$icon_dir#g;
-		s#!!ICON_THEME_DIR!!#$prefix_dir/$icon_theme_dir#g;
-		s#!!PERSONAL_DIR!!#$personal_dir#g;
-		s#!!SHARED_DIR!!#$shared_dir#g;
-		s#!!INSTALL_DIR!!#$install_dir#g;
-		s#!!STRGEN!!#$STRGEN#g;
-		s#!!ENDIAN_CHECK!!#$ENDIAN_CHECK#g;
-		s#!!ENDIAN_FORCE!!#$endian#g;
-		s#!!STAGE!!#$STAGE#g;
-		s#!!MAKEDEPEND!!#$makedepend#g;
-		s#!!CFLAGS_MAKEDEP!!#$cflags_makedep#g;
-		s#!!SORT!!#$sort#g;
-		s#!!CONFIG_CACHE_COMPILER!!#config.cache.compiler#g;
-		s#!!CONFIG_CACHE_LINKER!!#config.cache.linker#g;
-		s#!!CONFIG_CACHE_ENDIAN!!#config.cache.endian#g;
-		s#!!CONFIG_CACHE_SOURCE!!#config.cache.source#g;
-		s#!!CONFIG_CACHE_VERSION!!#config.cache.version#g;
-		s#!!CONFIG_CACHE_SOURCE_LIST!!#config.cache.source.list#g;
-		s#!!CONFIG_CACHE_PWD!!#config.cache.pwd#g;
-		s#!!LANG_SUPPRESS!!#$lang_suppress#g;
-		s#!!OBJS_C!!#$OBJS_C#g;
-		s#!!OBJS_CPP!!#$OBJS_CPP#g;
-		s#!!OBJS_MM!!#$OBJS_MM#g;
-		s#!!OBJS_RC!!#$OBJS_RC#g;
-		s#!!SRCS!!#$SRCS#g;
-		s#!!OS!!#$os#g;
-		s#!!CONFIGURE_FILES!!#$CONFIGURE_FILES#g;
-		s#!!REVISION!!#$revision#g;
-		s#!!AWK!!#$awk#g;
-		s#!!GCC295!!#$gcc295#g;
-		s#!!DISTCC!!#$distcc#g;
+		s~!!CC_HOST!!~$cc_host~g;
+		s~!!CXX_HOST!!~$cxx_host~g;
+		s~!!CC_BUILD!!~$cc_build~g;
+		s~!!CXX_BUILD!!~$cxx_build~g;
+		s~!!WINDRES!!~$windres~g;
+		s~!!STRIP!!~$strip $strip_arg~g;
+		s~!!LIPO!!~$lipo~g;
+		s~!!CC_CFLAGS!!~$CC_CFLAGS~g;
+		s~!!CFLAGS!!~$T_CFLAGS~g;
+		s~!!CFLAGS_BUILD!!~$CFLAGS_BUILD~g;
+		s~!!STRGEN_FLAGS!!~$strgen_flags~g;
+		s~!!LIBS!!~$LIBS~g;
+		s~!!LDFLAGS!!~$T_LDFLAGS~g;
+		s~!!BIN_DIR!!~$BIN_DIR~g;
+		s~!!ROOT_DIR!!~$ROOT_DIR~g;
+		s~!!MEDIA_DIR!!~$MEDIA_DIR~g;
+		s~!!SOURCE_LIST!!~$SOURCE_LIST~g;
+		s~!!SRC_OBJS_DIR!!~$SRC_OBJS_DIR~g;
+		s~!!LANG_OBJS_DIR!!~$LANG_OBJS_DIR~g;
+		s~!!SRC_DIR!!~$SRC_DIR~g;
+		s~!!OSXAPP!!~$OSXAPP~g;
+		s~!!LANG_DIR!!~$LANG_DIR~g;
+		s~!!TTD!!~$TTD~g;
+		s~!!BINARY_DIR!!~$prefix_dir/$binary_dir~g;
+		s~!!DATA_DIR!!~$prefix_dir/$data_dir~g;
+		s~!!DOC_DIR!!~$prefix_dir/$doc_dir~g;
+		s~!!MAN_DIR!!~$prefix_dir/$man_dir~g;
+		s~!!ICON_DIR!!~$prefix_dir/$icon_dir~g;
+		s~!!ICON_THEME_DIR!!~$prefix_dir/$icon_theme_dir~g;
+		s~!!PERSONAL_DIR!!~$personal_dir~g;
+		s~!!SHARED_DIR!!~$shared_dir~g;
+		s~!!INSTALL_DIR!!~$install_dir~g;
+		s~!!STRGEN!!~$STRGEN~g;
+		s~!!ENDIAN_CHECK!!~$ENDIAN_CHECK~g;
+		s~!!ENDIAN_FORCE!!~$endian~g;
+		s~!!STAGE!!~$STAGE~g;
+		s~!!MAKEDEPEND!!~$makedepend~g;
+		s~!!CFLAGS_MAKEDEP!!~$cflags_makedep~g;
+		s~!!SORT!!~$sort~g;
+		s~!!CONFIG_CACHE_COMPILER!!~config.cache.compiler~g;
+		s~!!CONFIG_CACHE_LINKER!!~config.cache.linker~g;
+		s~!!CONFIG_CACHE_ENDIAN!!~config.cache.endian~g;
+		s~!!CONFIG_CACHE_SOURCE!!~config.cache.source~g;
+		s~!!CONFIG_CACHE_VERSION!!~config.cache.version~g;
+		s~!!CONFIG_CACHE_SOURCE_LIST!!~config.cache.source.list~g;
+		s~!!CONFIG_CACHE_PWD!!~config.cache.pwd~g;
+		s~!!LANG_SUPPRESS!!~$lang_suppress~g;
+		s~!!OBJS_C!!~$OBJS_C~g;
+		s~!!OBJS_CPP!!~$OBJS_CPP~g;
+		s~!!OBJS_MM!!~$OBJS_MM~g;
+		s~!!OBJS_RC!!~$OBJS_RC~g;
+		s~!!SRCS!!~$SRCS~g;
+		s~!!OS!!~$os~g;
+		s~!!CONFIGURE_FILES!!~$CONFIGURE_FILES~g;
+		s~!!REVISION!!~$revision~g;
+		s~!!AWK!!~$awk~g;
+		s~!!GCC295!!~$gcc295~g;
+		s~!!DISTCC!!~$distcc~g;
 	"
 
 	if [ "$icon_theme_dir" != "" ]; then
@@ -2372,8 +2372,8 @@ make_sed() {
 
 generate_menu_item() {
 	MENU_REPLACE="
-		s#!!TTD!!#$TTD#g;
-		s#!!MENU_GROUP!!#$menu_group#g
+		s~!!TTD!!~$TTD~g;
+		s~!!MENU_GROUP!!~$menu_group~g
 	"
 	echo "Generating menu item..."
 	mkdir -p media