diff --git a/Koakumafile b/Koakumafile
index 696a586..b751d56 100755
--- a/Koakumafile
+++ b/Koakumafile
@@ -12,11 +12,11 @@ proc run {project_name} {
 				RunCommand "make distclean"
 			}
 			if { "$target" == "Linux" } {
-				RunCommand "./configure --enable-opengl --enable-vulkan --without-vulkan-string-helper"
+				RunCommand "./Makefile.pl --enable-opengl --enable-vulkan --without-vulkan-string-helper"
 			} elseif { "$target" == "Win32" } {
-				RunCommand "./configure --enable-opengl --enable-stb-truetype --disable-freetype2 --cross --target=Windows CC=i686-w64-mingw32-gcc"
+				RunCommand "./Makefile.pl --enable-opengl --enable-stb-truetype --disable-freetype2 --cross --target=Windows CC=i686-w64-mingw32-gcc"
 			} elseif { "$target" == "Win64" } {
-				RunCommand "./configure --enable-opengl --enable-stb-truetype --disable-freetype2 --cross --target=Windows CC=x86_64-w64-mingw32-gcc"
+				RunCommand "./Makefile.pl --enable-opengl --enable-stb-truetype --disable-freetype2 --cross --target=Windows CC=x86_64-w64-mingw32-gcc"
 			}
 			RunCommand "make clean"
 			RunCommand "make -j4"
diff --git a/Makefile.m4 b/Makefile.m4
deleted file mode 100644
index 0b24d55..0000000
--- a/Makefile.m4
+++ /dev/null
@@ -1,90 +0,0 @@
-dnl $Id$
-dnl
-dnl This is toplevel Makefile.m4.
-dnl
-dnl Notes:
-dnl  1. add_cflag/add_ldflag/add_libs only affects Milsko library
-dnl  2. add_incdir/add_libdir affects globally
-dnl
-include(m4/toplevel/rules.m4)dnl
-dnl
-new_object([src/*.c])dnl
-dnl
-new_object([src/icon/*.c])dnl
-new_object([src/font/*.c])dnl
-new_object([src/cursor/*.c])dnl
-dnl
-new_object([src/widget/button.c])dnl
-new_object([src/widget/checkbox.c])dnl
-new_object([src/widget/entry.c])dnl
-new_object([src/widget/frame.c])dnl
-new_object([src/widget/image.c])dnl
-new_object([src/widget/label.c])dnl
-new_object([src/widget/listbox.c])dnl
-new_object([src/widget/menu.c])dnl
-new_object([src/widget/numberentry.c])dnl
-new_object([src/widget/progressbar.c])dnl
-new_object([src/widget/radiobox.c])dnl
-new_object([src/widget/scrollbar.c])dnl
-new_object([src/widget/submenu.c])dnl
-new_object([src/widget/viewport.c])dnl
-new_object([src/widget/window.c])dnl
-dnl
-new_object([src/dialog/*.c])dnl
-dnl
-new_object([src/abstract/*.c])dnl
-dnl
-new_object([external/*.c])dnl
-dnl
-ifdef([target],[],[define([target],esyscmd([uname -s | xargs printf '%s']))])dnl
-syscmd([test -f ]m4/ostype/target.m4)dnl
-ifelse(sysval,[0],[include(m4/ostype/target.m4)],[errprint([M4 for your target (]m4/ostype/target.m4[) was not found, please make one
-])m4exit(1)dnl
-])dnl
-dnl
-include(m4/toplevel/options.m4)dnl
-dnl
-new_example([examples/basic/example])dnl
-new_example([examples/basic/rotate])dnl
-new_example([examples/basic/image])dnl
-new_example([examples/basic/scrollbar])dnl
-new_example([examples/basic/checkbox])dnl
-new_example([examples/basic/radiobox])dnl
-new_example([examples/basic/messagebox])dnl
-new_example([examples/basic/viewport])dnl
-new_example([examples/basic/listbox])dnl
-new_example([examples/basic/progressbar])dnl
-new_example([examples/basic/colorpicker])dnl
-dnl
-CC = cc
-CFLAGS = cflags
-LDFLAGS = ldflags
-INCDIR = incdir
-LIBDIR = libdir
-LIBS = libs
-MATH = math
-SHARED = shared_flag
-
-.PHONY: all clean distclean lib examples install
-
-all: lib examples
-
-pushdef([library])dnl
-define([library],[src/library_prefix[]Mw[]library_suffix])dnl
-lib: library
-
-library: library_targets
-	$(CC) $(LDFLAGS) $(LIBDIR) $(SHARED) -o library library_targets $(LIBS)
-
-print_library_targets()dnl
-
-examples: examples_targets
-
-print_examples_targets()dnl
-popdef([library])dnl
-
-distclean: clean
-	rm -f Makefile
-
-clean:
-	rm -f examples_targets */*.o */*/*.o */*/*/*.o src/*.dll src/*.so src/*.a
diff --git a/Makefile.pl b/Makefile.pl
new file mode 100755
index 0000000..67f83fe
--- /dev/null
+++ b/Makefile.pl
@@ -0,0 +1,153 @@
+#!/usr/bin/env perl
+# $Id$
+our $target = `uname -s`;
+$target =~ s/\r?\n$//;
+
+foreach my $l (@ARGV){
+	if($l =~ /^--.+$/){
+	}elsif($l =~ /^(.+)=(.+)$/){
+		$ENV{$1} = $2;
+	}
+}
+
+our $cc = defined($ENV{CC}) ? $ENV{CC} : "gcc";
+our $incdir = "-I include";
+our $cflags = "-fPIC -D_MILSKO";
+our $libdir = "";
+our $ldflags = "";
+our $math = "-lm";
+our $shared = "-shared";
+our $backend = "";
+
+our $library_prefix = "lib";
+our $library_suffix = ".so";
+our $object_suffix = ".o";
+our $executable_suffix = "";
+
+our @library_targets = ();
+our @examples_targets = ();
+our %examples_libs = ();
+
+our $cross = 0;
+
+require("./pl/utils.pl");
+
+param_set("stb-image", 1);
+param_set("stb-truetype", 0);
+param_set("freetype2", 1);
+param_set("opengl", 0);
+param_set("vulkan", 0);
+param_set("vulkan-string-helper", 1);
+
+my %features = (
+	"stb-image" => "use stb_image instead of libjpeg/libpng",
+	"stb-truetype" => "use stb_truetype",
+	"freetype2" => "use FreeType2",
+	"opengl" => "build OpenGL widget",
+	"vulkan" => "build Vulkan widget",
+	"vulkan-string-helper" => "use Vulkan string helper"
+);
+my @features_keys = ("1stb-image", "1stb-truetype", "1freetype2", "1opengl", "1vulkan", "2vulkan-string-helper");
+
+foreach my $l (@ARGV){
+	if($l =~ /^--(with|enable)-(.+)$/){
+		param_set($2, 1);
+	}elsif($l =~ /^--(without|disable)-(.+)$/){
+		param_set($2, 0);
+	}elsif($l =~ /^--target=(.+)$/){
+		$target = $1;
+	}elsif($l eq "--cross"){
+		$cross = 1;
+	}elsif(($l eq "-h") or ($l eq "--help")){
+		print("Milsko Toolkit Configuration Utility\n");
+		print("\n");
+		print("Usage: $0 [options]\n");
+		print("\n");
+		print("Options:\n");
+		print("  -h --help                       Display this help\n");
+		print("  --target=TARGET                 Specify target\n");
+		print("  --cross                         Indicate cross compilation\n");
+		print("\n");
+		print("Features:\n");
+		print("  --enable-FEATURE                Use FEATURE\n");
+		print("  --with-FEATURE                  Use FEATURE\n");
+		print("  --disable-FEATURE               Do not use FEATURE\n");
+		print("  --without-FEATURE               Do not use FEATURE\n");
+		foreach my $l (@features_keys){
+			my $flag = ((substr($l, 0, 1) eq '1') ? (param_get(substr($l, 1)) ? "--disable-" : "--enable-") : (param_get(substr($l, 1)) ? "--without-" : "--with-")) . substr($l, 1);
+			my $do = param_get(substr($l, 1)) ? "Do not " : "";
+			my $feat = $features{substr($l, 1)};
+			if(not(param_get($l))){
+				$feat = uc(substr($feat, 0, 1)) . substr($feat, 1);
+			}
+			print("  $flag" . (" " x (32 - length($flag))) . "${do}${feat}\n");
+		}
+		exit(0);
+	}
+}
+
+if(-f "./pl/ostype/${target}.pl"){
+	require("./pl/ostype/${target}.pl");
+}else{
+	print("Perl file (pl/ostype/${target}.pl) was not found for your target. Please add one.\n");
+	exit(1);
+}
+
+require("./pl/rules.pl");
+
+print("Target: " . $target . "\n");
+
+open(OUT, ">", "Makefile");
+print(OUT "CC = ${cc}\n");
+print(OUT "INCDIR = ${incdir}\n");
+print(OUT "CFLAGS = ${cflags}\n");
+print(OUT "LIBDIR = ${libdir}\n");
+print(OUT "LDFLAGS = ${ldflags}\n");
+print(OUT "LIBS = ${libs}\n");
+print(OUT "MATH = ${math}\n");
+print(OUT "SHARED = ${shared}\n");
+print(OUT "\n");
+print(OUT ".PHONY: all clean distclean lib examples\n");
+print(OUT "\n");
+print(OUT "all: lib examples\n");
+print(OUT "\n");
+print(OUT "lib: src/${library_prefix}Mw${library_suffix}\n");
+print(OUT "\n");
+print(OUT "src/${library_prefix}Mw${library_suffix}: " . join(" ", @library_targets) . "\n");
+print(OUT "	\$(CC) \$(SHARED) \$(LDFLAGS\) \$(LIBDIR) -o src/${library_prefix}Mw${library_suffix} " . join(" ", @library_targets) . " \$(LIBS)\n");
+foreach my $l (@library_targets){
+	my $s = $l;
+	my $o = $object_suffix;
+	$o =~ s/\./\\\./g;
+	$s =~ s/$o$/.c/;
+
+	print(OUT "${l}: ${s}\n");
+	print(OUT "	\$(CC) \$(CFLAGS\) \$\(INCDIR) -c -o ${l} ${s}\n");
+}
+print(OUT "\n");
+print(OUT "\n");
+print(OUT "examples: " . join(" ", @examples_targets) . "\n");
+print(OUT "\n");
+foreach my $l (@examples_targets){
+	my $libs = "";
+	my $s = $l;
+	my $o = $executable_suffix;
+	$o =~ s/\./\\\./g;
+	$s =~ s/$o$//;
+
+	if(defined($examples_libs{$l})){
+		$libs = $examples_libs{$l};
+	}
+
+	print(OUT "${l}: ${s}${object_suffix} src/${library_prefix}Mw${library_suffix}\n");
+	print(OUT "	\$(CC) -L src -Wl,-R./src \$\(LIBDIR) -o ${l} ${s}${object_suffix} -lMw ${math} ${libs}\n");
+	print(OUT "${s}${object_suffix}: ${s}.c\n");
+	print(OUT "	\$(CC) -c \$\(INCDIR) -o ${s}${object_suffix} ${s}.c -lMw ${math}\n");
+}
+print(OUT "\n");
+print(OUT "clean:\n");
+print(OUT "	rm -f */*.o */*/*.o */*/*/*.o src/*.so src/*.dll src/*.a " . join(" ", @examples_targets) . "\n");
+print(OUT "\n");
+print(OUT "distclean: clean\n");
+print(OUT "	rm -f Makefile\n");
+close(OUT);
diff --git a/README.txt b/README.txt
index f69b636..32e8630 100644
--- a/README.txt
+++ b/README.txt
@@ -61,8 +61,8 @@ D. MinGW-w64/GCC/Clang
 
 1) Determine if you need Vulkan and/or OpenGL. 
 
-2) Run `./configure'. 
-   For help, run `./configure --help'. 
+2) Run `./Makefile.pl'. 
+   For help, run `./Makefile.pl --help'. 
 
 3) Run `make'. 
 
diff --git a/m4/options/backend.m4 b/m4/options/backend.m4
deleted file mode 100644
index 46efd82..0000000
--- a/m4/options/backend.m4
+++ /dev/null
@@ -1,17 +0,0 @@
-dnl $Id$
-ifdef([use_x11],[add_cflag([-DUSE_X11])dnl
-add_lib([-lX11 -lXrender -lXcursor])dnl
-new_object([src/backend/x11.c])dnl
-define([gl_lib],[-lGL -lGLU])dnl
-])dnl
-dnl
-ifdef([use_gdi],[add_cflag([-DUSE_GDI])dnl
-add_lib([-lgdi32])dnl
-new_object([src/backend/gdi.c])dnl
-define([gl_lib],[-lopengl32 -lglu32])dnl
-])dnl
-dnl
-ifdef([use_darwin],[add_cflag([-DUSE_DARWIN -DSTBI_NO_THREAD_LOCALS])dnl
-new_object([src/backend/mac/*.c])dnl
-define([gl_lib],[])dnl
-])dnl
diff --git a/m4/options/classic.m4 b/m4/options/classic.m4
deleted file mode 100644
index f5ad23e..0000000
--- a/m4/options/classic.m4
+++ /dev/null
@@ -1,2 +0,0 @@
-dnl $Id$
-ifdef([use_classic_theme],[add_cflag([-DMW_CLASSIC_THEME])])dnl
diff --git a/m4/options/opengl.m4 b/m4/options/opengl.m4
deleted file mode 100644
index c4b6afe..0000000
--- a/m4/options/opengl.m4
+++ /dev/null
@@ -1,9 +0,0 @@
-dnl $Id$
-ifdef([build_opengl],[new_object([src/widget/opengl.c])dnl
-new_example([examples/gldemos/boing],[],[],[gl_lib])dnl
-new_example([examples/gldemos/clock],[],[],[gl_lib])dnl
-new_example([examples/gldemos/cube],[],[],[gl_lib])dnl
-new_example([examples/gldemos/gears],[],[],[gl_lib])dnl
-new_example([examples/gldemos/triangle],[],[],[gl_lib])dnl
-new_example([examples/gldemos/tripaint],[],[],[gl_lib])dnl
-])dnl
diff --git a/m4/options/vulkan.m4 b/m4/options/vulkan.m4
deleted file mode 100644
index a3b82c9..0000000
--- a/m4/options/vulkan.m4
+++ /dev/null
@@ -1,6 +0,0 @@
-dnl $Id$
-ifdef([build_vulkan],[new_object([src/widget/vulkan.c])dnl
-new_example([examples/vkdemos/vulkan])dnl
-ifdef([use_vulkan_string_helper],[add_comdef([-DHAS_VK_ENUM_STRING_HELPER])dnl
-])dnl
-])dnl
diff --git a/m4/ostype/Darwin.m4 b/m4/ostype/Darwin.m4
deleted file mode 100644
index 3df62db..0000000
--- a/m4/ostype/Darwin.m4
+++ /dev/null
@@ -1,3 +0,0 @@
-dnl $Id$
-define([library_suffix],[.dylib])dnl
-define([shared_flag],[-dynamiclib])dnl
diff --git a/m4/ostype/Linux.m4 b/m4/ostype/Linux.m4
deleted file mode 100644
index efbc50b..0000000
--- a/m4/ostype/Linux.m4
+++ /dev/null
@@ -1,2 +0,0 @@
-dnl $Id$
-define([use_x11])dnl
diff --git a/m4/ostype/NetBSD.m4 b/m4/ostype/NetBSD.m4
deleted file mode 100644
index 444adf4..0000000
--- a/m4/ostype/NetBSD.m4
+++ /dev/null
@@ -1,4 +0,0 @@
-dnl $Id$
-add_incdir([-I/usr/X11R7/include -I/usr/pkg/include])dnl
-add_libdir([-L/usr/X11R7/lib -Wl,-R/usr/X11R7/lib])dnl
-define([use_x11])dnl
diff --git a/m4/ostype/Windows.m4 b/m4/ostype/Windows.m4
deleted file mode 100644
index 9988d3b..0000000
--- a/m4/ostype/Windows.m4
+++ /dev/null
@@ -1,7 +0,0 @@
-dnl $Id$
-define([executable_suffix],[.exe])dnl
-define([library_prefix],[])dnl
-define([library_suffix],[.dll])dnl
-add_ldflag([-Wl,--out-implib,src/libMw.a -static-libgcc])dnl
-define([math],[])dnl
-define([use_gdi])dnl
diff --git a/m4/toplevel/options.m4 b/m4/toplevel/options.m4
deleted file mode 100644
index a551cbb..0000000
--- a/m4/toplevel/options.m4
+++ /dev/null
@@ -1,20 +0,0 @@
-dnl $Id$
-include(m4/options/backend.m4)dnl
-include(m4/options/opengl.m4)dnl
-include(m4/options/vulkan.m4)dnl
-include(m4/options/classic.m4)dnl
-dnl
-ifdef([use_stb_image],[add_cflag([-DUSE_STB_IMAGE])],[new_object([external/libz/src/*.c])dnl
-new_object([external/libjpeg/src/*.c])dnl
-new_object([external/libpng/src/*.c])dnl
-add_cflag([-Iexternal/libz/include])dnl
-add_cflag([-Iexternal/libjpeg/include])dnl
-add_cflag([-Iexternal/libpng/include])dnl
-])dnl
-dnl
-ifdef([use_stb_truetype],[add_cflag([-DUSE_STB_TRUETYPE])])dnl
-ifdef([use_freetype2],[add_cflag([-DUSE_FREETYPE2])dnl
-ifdef([cross_build],[],[add_cflag(my_syscmd([pkg-config --cflags freetype2 | xargs printf '%s ']))dnl
-add_lib(my_syscmd([pkg-config --libs freetype2 | xargs printf '%s ']))dnl
-])dnl
-])dnl
diff --git a/m4/toplevel/rules.m4 b/m4/toplevel/rules.m4
deleted file mode 100644
index 8aeae18..0000000
--- a/m4/toplevel/rules.m4
+++ /dev/null
@@ -1,52 +0,0 @@
-dnl $Id$
-changequote([,])dnl
-include(m4/util/quote.m4)dnl
-include(m4/util/arg.m4)dnl
-include(m4/util/foreach.m4)dnl
-include(m4/util/comma.m4)dnl
-include(m4/util/default.m4)dnl
-include(m4/util/my_syscmd.m4)dnl
-dnl
-default_define([cc],[gcc])dnl
-default_define([cflags],[-D_MILSKO])dnl
-default_define([incdir],[-I include])dnl
-default_define([ldflags],[])dnl
-default_define([libdir],[])dnl
-default_define([libs],[])dnl
-default_define([math],[-lm])dnl
-default_define([shared_flag],[-shared])dnl
-dnl
-define([object_suffix],[.o])dnl
-define([library_prefix],[lib])dnl
-define([library_suffix],[.so])dnl
-define([executable_suffix],[])dnl
-dnl
-define([library_targets],[])dnl
-define([library_objects],[])dnl
-define([new_object],[pushdef([source])define([source],patsubst(patsubst(patsubst(my_syscmd([sh -c "ls -d $1"]),[\..+$],object_suffix),[
-],[ ]),[ $],[]))define([library_targets],ifelse(library_targets,[],[source],[library_targets source]))popdef([source])])dnl
-define([print_library_targets],[foreach([x],space_to_comma(library_targets),[pushdef([source])define([source],[patsubst(x,[\]object_suffix[$],[.c])])dnl
-x: source
-	$(CC) -c -fPIC $(CFLAGS) $(INCDIR) -o x source
-popdef([source])])])dnl
-dnl
-define([examples_targets],[])dnl
-define([new_example],[define($1[]_cflag,[$2])dnl
-define($1[]_ldflag,[$3])dnl
-define($1[]_lib,[$4])dnl
-define([examples_targets],ifelse(examples_targets,[],[$1[]executable_suffix],[examples_targets $1[]executable_suffix]))])dnl
-define([print_examples_targets],[foreach([x],space_to_comma(examples_targets),[pushdef(base)dnl
-define([base],patsubst(x,[\..+$],[]))dnl			
-x: base[]object_suffix library
-	$(CC) -L src -Wl,-R./src $(LIBDIR) indir(base[]_ldflag) -o x base[]object_suffix -lMw $(MATH) indir(base[]_lib)
-base[]object_suffix: base.c
-	$(CC) -c $(INCDIR) -o base[]object_suffix indir(base[]_cflag) base.c
-
-popdef([base])])])dnl
-dnl
-define([add_incdir],[define([incdir],quote(incdir) [$*])])dnl
-define([add_cflag],[define([cflags],quote(cflags) [$*])])dnl
-define([add_libdir],[define([libdir],quote(libdir) [$*])])dnl
-define([add_ldflag],[define([ldflags],quote(ldflags) [$*])])dnl
-define([add_lib],[define([libs],quote(libs) [$*])])dnl
-dnl
diff --git a/m4/util/arg.m4 b/m4/util/arg.m4
deleted file mode 100644
index b09e908..0000000
--- a/m4/util/arg.m4
+++ /dev/null
@@ -1,2 +0,0 @@
-dnl $Id$
-define([arg1],[$1])dnl
diff --git a/m4/util/comma.m4 b/m4/util/comma.m4
deleted file mode 100644
index c5c57ff..0000000
--- a/m4/util/comma.m4
+++ /dev/null
@@ -1,3 +0,0 @@
-dnl $Id$
-define([space_to_comma],[_space_to_comma(patsubst([$*],[ ],[,]))])dnl
-define([_space_to_comma],[ifelse([$#],[0],[],[$#],[1],[$1],[$1[,]_space_to_comma(shift($@))])])dnl
diff --git a/m4/util/default.m4 b/m4/util/default.m4
deleted file mode 100644
index d9b44a5..0000000
--- a/m4/util/default.m4
+++ /dev/null
@@ -1,2 +0,0 @@
-dnl $Id$
-define([default_define],[ifdef([$1],[],[define([$1],[$2])])])dnl
diff --git a/m4/util/foreach.m4 b/m4/util/foreach.m4
deleted file mode 100644
index f160bbe..0000000
--- a/m4/util/foreach.m4
+++ /dev/null
@@ -1,3 +0,0 @@
-dnl $Id$
-define([foreach],[pushdef([$1])_foreach($@)popdef([$1])])dnl
-define([_foreach],[ifelse(quote($2),[],[],[define([$1],[arg1($2)])$3[]_foreach([$1],[shift($2)],[$3])])])dnl
diff --git a/m4/util/my_syscmd.m4 b/m4/util/my_syscmd.m4
deleted file mode 100644
index ba19b44..0000000
--- a/m4/util/my_syscmd.m4
+++ /dev/null
@@ -1,3 +0,0 @@
-dnl $Id$
-define([my_syscmd],[syscmd([$* > my_syscmd_out.out])dnl
-include(my_syscmd_out.out)[]syscmd([sh -c "rm -f my_syscmd_out.out"])])dnl
diff --git a/m4/util/quote.m4 b/m4/util/quote.m4
deleted file mode 100644
index 538d3e7..0000000
--- a/m4/util/quote.m4
+++ /dev/null
@@ -1,2 +0,0 @@
-dnl $Id$
-define([quote],[ifelse([$#],[0],[],[[$*]])])dnl
diff --git a/pl/ostype/Linux.pl b/pl/ostype/Linux.pl
new file mode 100644
index 0000000..980b119
--- /dev/null
+++ b/pl/ostype/Linux.pl
@@ -0,0 +1,4 @@
+# $Id$
+use_backend("x11");
+
+1;
diff --git a/pl/ostype/NetBSD.pl b/pl/ostype/NetBSD.pl
new file mode 100644
index 0000000..e38abf5
--- /dev/null
+++ b/pl/ostype/NetBSD.pl
@@ -0,0 +1,6 @@
+# $Id$
+add_incdir("-I/usr/X11R7/include -I/usr/pkg/include");
+add_libdir("-L/usr/X11R7/lib -Wl,-R/usr/X11R7/lib -L/usr/pkg/lib -Wl,-R/usr/pkg/lib");
+use_backend("x11");
+
+1;
diff --git a/pl/ostype/Windows.pl b/pl/ostype/Windows.pl
new file mode 100644
index 0000000..bed4f3b
--- /dev/null
+++ b/pl/ostype/Windows.pl
@@ -0,0 +1,9 @@
+# $Id$
+$library_prefix = "";
+$library_suffix = ".dll";
+$executable_suffix = ".exe";
+$math = "";
+add_ldflags("-Wl,--out-implib,src/libMw.a -static-libgcc");
+use_backend("gdi");
+
+1;
diff --git a/pl/rules.pl b/pl/rules.pl
new file mode 100644
index 0000000..a334cad
--- /dev/null
+++ b/pl/rules.pl
@@ -0,0 +1,92 @@
+# $Id$
+new_object("src/*.c");
+
+my $gl_libs = "";
+
+if($backend eq "x11"){
+	add_cflags("-DUSE_X11");
+	new_object("src/backend/x11.c");
+	add_libs("-lX11 -lXrender -lXcursor");
+
+	$gl_libs = "-lGL -lGLU";
+}elsif($backend eq "gdi"){
+	add_cflags("-DUSE_GDI");
+	new_object("src/backend/gdi.c");
+	add_libs("-lgdi32");
+
+	$gl_libs = "-lopengl32 -lglu32";
+}
+
+if(param_get("stb-image")){
+	add_cflags("-DUSE_STB_IMAGE");
+}
+if(param_get("stb-truetype")){
+	add_cflags("-DUSE_STB_TRUETYPE");
+}
+if(param_get("freetype2")){
+	add_cflags("-DUSE_FREETYPE2");
+	if(not($cross)){
+		add_cflags(`pkg-config --cflags freetype2`);
+		add_libs(`pkg-config --libs freetype2`);
+	}
+}
+
+new_object("src/icon/*.c");
+new_object("src/font/*.c");
+new_object("src/cursor/*.c");
+
+new_object("src/widget/button.c");
+new_object("src/widget/checkbox.c");
+new_object("src/widget/entry.c");
+new_object("src/widget/frame.c");
+new_object("src/widget/image.c");
+new_object("src/widget/label.c");
+new_object("src/widget/listbox.c");
+new_object("src/widget/menu.c");
+new_object("src/widget/numberentry.c");
+new_object("src/widget/progressbar.c");
+new_object("src/widget/radiobox.c");
+new_object("src/widget/scrollbar.c");
+new_object("src/widget/submenu.c");
+new_object("src/widget/viewport.c");
+new_object("src/widget/window.c");
+if(param_get("opengl")){
+	new_object("src/widget/opengl.c");
+}
+if(param_get("vulkan")){
+	new_object("src/widget/vulkan.c");
+}
+
+new_object("src/dialog/*.c");
+
+new_object("src/abstract/*.c");
+
+new_object("external/*.c");
+
+
+new_example("examples/basic/example");
+new_example("examples/basic/rotate");
+new_example("examples/basic/image");
+new_example("examples/basic/scrollbar");
+new_example("examples/basic/checkbox");
+new_example("examples/basic/radiobox");
+new_example("examples/basic/messagebox");
+new_example("examples/basic/viewport");
+new_example("examples/basic/listbox");
+new_example("examples/basic/progressbar");
+new_example("examples/basic/colorpicker");
+
+if(param_get("opengl")){
+	new_example("examples/gldemos/boing", $gl_libs);
+	new_example("examples/gldemos/clock", $gl_libs);
+	new_example("examples/gldemos/cube", $gl_libs);
+	new_example("examples/gldemos/gears", $gl_libs);
+	new_example("examples/gldemos/triangle", $gl_libs);
+	new_example("examples/gldemos/tripaint", $gl_libs);
+}
+
+if(param_get("vulkan")){
+	new_example("examples/vkdemos/vulkan");
+}
+
+1;
diff --git a/pl/utils.pl b/pl/utils.pl
new file mode 100644
index 0000000..8f2a050
--- /dev/null
+++ b/pl/utils.pl
@@ -0,0 +1,69 @@
+# $Id$
+sub add_incdir {
+	my $input = $_[0];
+	$input =~ s/\r?\n/ /g;
+
+	$incdir = "${incdir} ${input}";
+}
+
+sub add_cflags {
+	my $input = $_[0];
+	$input =~ s/\r?\n/ /g;
+
+	$cflags = "${cflags} ${input}";
+}
+
+sub add_libdir {
+	my $input = $_[0];
+	$input =~ s/\r?\n/ /g;
+
+	$libdir = "${libdir} ${input}";
+}
+
+sub add_ldflags {
+	my $input = $_[0];
+	$input =~ s/\r?\n/ /g;
+
+	$ldflags = "${ldflags} ${input}";
+}
+
+sub add_libs {
+	my $input = $_[0];
+	$input =~ s/\r?\n/ /g;
+
+	$libs = "${libs} ${input}";
+}
+
+sub new_example {
+	if(@_ == 2){
+		$examples_libs{"$_[0]${executable_suffix}"} = $_[1];
+	}
+	push(@examples_targets, "${_[0]}${executable_suffix}");
+}
+
+sub new_object {
+	my @l = glob($_[0]);
+	foreach my $e (@l){
+		$e =~ s/\.c$/$object_suffix/;
+		push(@library_targets, $e);
+	}
+}
+
+sub use_backend {
+	$backend = $_[0];
+}
+
+our %params = ();
+sub param_set {
+	$params{$_[0]} = $_[1];
+}
+
+sub param_get {
+	if(not(defined($params{$_[0]}))){
+		return 0;
+	}else{
+		return $params{$_[0]};
+	}
+}
+
+1;
diff --git a/tools/readme.pl b/tools/readme.pl
index 1e3e8d2..5c026e1 100755
--- a/tools/readme.pl
+++ b/tools/readme.pl
@@ -107,8 +107,8 @@ l("1) Run `wmake -f WatMakefile'.");
 h("D. MinGW-w64/GCC/Clang");
 l("1) Determine if you need Vulkan and/or OpenGL.");
 l("");
-l("2) Run `./configure'.");
-l("   For help, run `./configure --help'.");
+l("2) Run `./Makefile.pl'.");
+l("   For help, run `./Makefile.pl --help'.");
 l("");
 l("3) Run `make'.");
 l("");