diff --git a/libjpegtwrp/makefile.cfg b/libjpegtwrp/makefile.cfg
new file mode 100644
index 0000000..f25e42e
--- /dev/null
+++ b/libjpegtwrp/makefile.cfg
@@ -0,0 +1,319 @@
+# Makefile for Independent JPEG Group's software
+
+# makefile.cfg is edited by configure to produce a custom Makefile.
+
+# Read installation instructions before saying "make" !!
+
+# For compiling with source and object files in different directories.
+srcdir = @srcdir@
+VPATH = @srcdir@
+
+# Where to install the programs and man pages.
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+bindir = $(exec_prefix)/bin
+libdir = $(exec_prefix)/lib
+includedir = $(prefix)/include
+binprefix =
+manprefix =
+manext = 1
+mandir = $(prefix)/man/man$(manext)
+
+# The name of your C compiler:
+CC= @CC@
+
+# You may need to adjust these cc options:
+CFLAGS= @CFLAGS@ @CPPFLAGS@ @INCLUDEFLAGS@
+# Generally, we recommend defining any configuration symbols in jconfig.h,
+# NOT via -D switches here.
+# However, any special defines for ansi2knr.c may be included here:
+ANSI2KNRFLAGS= @ANSI2KNRFLAGS@
+
+# Link-time cc options:
+LDFLAGS= @LDFLAGS@
+
+# To link any special libraries, add the necessary -l commands here.
+LDLIBS= @LIBS@
+
+# If using GNU libtool, LIBTOOL references it; if not, LIBTOOL is empty.
+LIBTOOL = @LIBTOOL@
+# $(O) expands to "lo" if using libtool, plain "o" if not.
+# Similarly, $(A) expands to "la" or "a".
+O = @O@
+A = @A@
+
+# Library version ID; libtool uses this for the shared library version number.
+# Note: we suggest this match the macro of the same name in jpeglib.h.
+JPEG_LIB_VERSION = @JPEG_LIB_VERSION@
+
+# Put here the object file name for the correct system-dependent memory
+# manager file.  For Unix this is usually jmemnobs.o, but you may want
+# to use jmemansi.o or jmemname.o if you have limited swap space.
+SYSDEPMEM= @MEMORYMGR@
+
+# miscellaneous OS-dependent stuff
+SHELL= /bin/sh
+# linker
+LN= @LN@
+# file deletion command
+RM= rm -f
+# directory creation command
+MKDIR= mkdir
+# library (.a) file creation command
+AR= ar rc
+# second step in .a creation (use "touch" if not needed)
+AR2= @RANLIB@
+# installation program
+INSTALL= @INSTALL@
+INSTALL_PROGRAM= @INSTALL_PROGRAM@
+INSTALL_LIB= @INSTALL_LIB@
+INSTALL_DATA= @INSTALL_DATA@
+
+# End of configurable options.
+
+
+# source files: JPEG library proper
+LIBSOURCES= jcapimin.c jcapistd.c jccoefct.c jccolor.c jcdctmgr.c jchuff.c \
+        jcinit.c jcmainct.c jcmarker.c jcmaster.c jcomapi.c jcparam.c \
+        jcphuff.c jcprepct.c jcsample.c jctrans.c jdapimin.c jdapistd.c \
+        jdatadst.c jdatasrc.c jdcoefct.c jdcolor.c jddctmgr.c jdhuff.c \
+        jdinput.c jdmainct.c jdmarker.c jdmaster.c jdmerge.c jdphuff.c \
+        jdpostct.c jdsample.c jdtrans.c jerror.c jfdctflt.c jfdctfst.c \
+        jfdctint.c jidctflt.c jidctfst.c jidctint.c jidctred.c jquant1.c \
+        jquant2.c jutils.c jmemmgr.c
+# memmgr back ends: compile only one of these into a working library
+SYSDEPSOURCES= jmemansi.c jmemname.c jmemnobs.c jmemdos.c jmemmac.c
+# source files: cjpeg/djpeg/jpegtran applications, also rdjpgcom/wrjpgcom
+APPSOURCES= cjpeg.c djpeg.c jpegtran.c rdjpgcom.c wrjpgcom.c cdjpeg.c \
+        rdcolmap.c rdswitch.c transupp.c rdppm.c wrppm.c rdgif.c wrgif.c \
+        rdtarga.c wrtarga.c rdbmp.c wrbmp.c rdrle.c wrrle.c
+SOURCES= $(LIBSOURCES) $(SYSDEPSOURCES) $(APPSOURCES)
+# files included by source files
+INCLUDES= jchuff.h jdhuff.h jdct.h jerror.h jinclude.h jmemsys.h jmorecfg.h \
+        jpegint.h jpeglib.h jversion.h cdjpeg.h cderror.h transupp.h
+# documentation, test, and support files
+DOCS= README install.doc usage.doc cjpeg.1 djpeg.1 jpegtran.1 rdjpgcom.1 \
+        wrjpgcom.1 wizard.doc example.c libjpeg.doc structure.doc \
+        coderules.doc filelist.doc change.log
+MKFILES= configure makefile.cfg makefile.ansi makefile.unix makefile.bcc \
+        makefile.mc6 makefile.dj makefile.wat makefile.vc makelib.ds \
+        makeapps.ds makeproj.mac makcjpeg.st makdjpeg.st makljpeg.st \
+        maktjpeg.st makefile.manx makefile.sas makefile.mms makefile.vms \
+        makvms.opt
+CONFIGFILES= jconfig.cfg jconfig.bcc jconfig.mc6 jconfig.dj jconfig.wat \
+        jconfig.vc jconfig.mac jconfig.st jconfig.manx jconfig.sas \
+        jconfig.vms
+CONFIGUREFILES= config.guess config.sub install-sh ltconfig ltmain.sh
+OTHERFILES= jconfig.doc ckconfig.c ansi2knr.c ansi2knr.1 jmemdosa.asm
+TESTFILES= testorig.jpg testimg.ppm testimg.bmp testimg.jpg testprog.jpg \
+        testimgp.jpg
+DISTFILES= $(DOCS) $(MKFILES) $(CONFIGFILES) $(SOURCES) $(INCLUDES) \
+        $(CONFIGUREFILES) $(OTHERFILES) $(TESTFILES)
+# library object files common to compression and decompression
+COMOBJECTS= jcomapi.$(O) jutils.$(O) jerror.$(O) jmemmgr.$(O) $(SYSDEPMEM)
+# compression library object files
+CLIBOBJECTS= jcapimin.$(O) jcapistd.$(O) jctrans.$(O) jcparam.$(O) \
+        jdatadst.$(O) jcinit.$(O) jcmaster.$(O) jcmarker.$(O) jcmainct.$(O) \
+        jcprepct.$(O) jccoefct.$(O) jccolor.$(O) jcsample.$(O) jchuff.$(O) \
+        jcphuff.$(O) jcdctmgr.$(O) jfdctfst.$(O) jfdctflt.$(O) \
+        jfdctint.$(O)
+# decompression library object files
+DLIBOBJECTS= jdapimin.$(O) jdapistd.$(O) jdtrans.$(O) jdatasrc.$(O) \
+        jdmaster.$(O) jdinput.$(O) jdmarker.$(O) jdhuff.$(O) jdphuff.$(O) \
+        jdmainct.$(O) jdcoefct.$(O) jdpostct.$(O) jddctmgr.$(O) \
+        jidctfst.$(O) jidctflt.$(O) jidctint.$(O) jidctred.$(O) \
+        jdsample.$(O) jdcolor.$(O) jquant1.$(O) jquant2.$(O) jdmerge.$(O)
+# These objectfiles are included in libjpeg.a
+LIBOBJECTS= $(CLIBOBJECTS) $(DLIBOBJECTS) $(COMOBJECTS)
+# object files for sample applications (excluding library files)
+COBJECTS= cjpeg.$(O) rdppm.$(O) rdgif.$(O) rdtarga.$(O) rdrle.$(O) \
+        rdbmp.$(O) rdswitch.$(O) cdjpeg.$(O)
+DOBJECTS= djpeg.$(O) wrppm.$(O) wrgif.$(O) wrtarga.$(O) wrrle.$(O) \
+        wrbmp.$(O) rdcolmap.$(O) cdjpeg.$(O)
+TROBJECTS= jpegtran.$(O) rdswitch.$(O) cdjpeg.$(O) transupp.$(O)
+
+
+all: @A2K_DEPS@ libjpeg.$(A) cjpeg djpeg jpegtran rdjpgcom wrjpgcom
+
+# Special compilation rules to support ansi2knr and libtool.
+.SUFFIXES: .lo .la
+
+# How to compile with libtool.
+@COM_LT@.c.lo:
+@COM_LT@	$(LIBTOOL) --mode=compile $(CC) $(CFLAGS) -c $(srcdir)/$*.c
+
+# How to use ansi2knr, when not using libtool.
+@COM_A2K@.c.o:
+@COM_A2K@	./ansi2knr $(srcdir)/$*.c knr/$*.c
+@COM_A2K@	$(CC) $(CFLAGS) -c knr/$*.c
+@COM_A2K@	$(RM) knr/$*.c
+
+# How to use ansi2knr AND libtool.
+@COM_A2K@.c.lo:
+@COM_A2K@	./ansi2knr $(srcdir)/$*.c knr/$*.c
+@COM_A2K@	$(LIBTOOL) --mode=compile $(CC) $(CFLAGS) -c knr/$*.c
+@COM_A2K@	$(RM) knr/$*.c
+
+ansi2knr: ansi2knr.c
+	$(CC) $(CFLAGS) $(ANSI2KNRFLAGS) -o ansi2knr $(srcdir)/ansi2knr.c
+	$(MKDIR) knr
+
+# the library:
+
+# without libtool:
+libjpeg.a: @A2K_DEPS@ $(LIBOBJECTS)
+	$(RM) libjpeg.a
+	$(AR) libjpeg.a  $(LIBOBJECTS)
+	$(AR2) libjpeg.a
+
+# with libtool:
+libjpeg.la: @A2K_DEPS@ $(LIBOBJECTS)
+	$(LIBTOOL) --mode=link $(CC) -o libjpeg.la $(LIBOBJECTS) \
+		-rpath $(libdir) -version-info $(JPEG_LIB_VERSION)
+
+# sample programs:
+
+cjpeg: $(COBJECTS) libjpeg.$(A)
+	$(LN) $(LDFLAGS) -o cjpeg $(COBJECTS) libjpeg.$(A) $(LDLIBS)
+
+djpeg: $(DOBJECTS) libjpeg.$(A)
+	$(LN) $(LDFLAGS) -o djpeg $(DOBJECTS) libjpeg.$(A) $(LDLIBS)
+
+jpegtran: $(TROBJECTS) libjpeg.$(A)
+	$(LN) $(LDFLAGS) -o jpegtran $(TROBJECTS) libjpeg.$(A) $(LDLIBS)
+
+rdjpgcom: rdjpgcom.$(O)
+	$(LN) $(LDFLAGS) -o rdjpgcom rdjpgcom.$(O) $(LDLIBS)
+
+wrjpgcom: wrjpgcom.$(O)
+	$(LN) $(LDFLAGS) -o wrjpgcom wrjpgcom.$(O) $(LDLIBS)
+
+# Installation rules:
+
+install: cjpeg djpeg jpegtran rdjpgcom wrjpgcom @FORCE_INSTALL_LIB@
+	$(INSTALL_PROGRAM) cjpeg $(bindir)/$(binprefix)cjpeg
+	$(INSTALL_PROGRAM) djpeg $(bindir)/$(binprefix)djpeg
+	$(INSTALL_PROGRAM) jpegtran $(bindir)/$(binprefix)jpegtran
+	$(INSTALL_PROGRAM) rdjpgcom $(bindir)/$(binprefix)rdjpgcom
+	$(INSTALL_PROGRAM) wrjpgcom $(bindir)/$(binprefix)wrjpgcom
+	$(INSTALL_DATA) $(srcdir)/cjpeg.1 $(mandir)/$(manprefix)cjpeg.$(manext)
+	$(INSTALL_DATA) $(srcdir)/djpeg.1 $(mandir)/$(manprefix)djpeg.$(manext)
+	$(INSTALL_DATA) $(srcdir)/jpegtran.1 $(mandir)/$(manprefix)jpegtran.$(manext)
+	$(INSTALL_DATA) $(srcdir)/rdjpgcom.1 $(mandir)/$(manprefix)rdjpgcom.$(manext)
+	$(INSTALL_DATA) $(srcdir)/wrjpgcom.1 $(mandir)/$(manprefix)wrjpgcom.$(manext)
+
+install-lib: libjpeg.$(A) install-headers
+	$(INSTALL_LIB) libjpeg.$(A) $(libdir)/$(binprefix)libjpeg.$(A)
+
+install-headers: jconfig.h
+	$(INSTALL_DATA) jconfig.h $(includedir)/jconfig.h
+	$(INSTALL_DATA) $(srcdir)/jpeglib.h $(includedir)/jpeglib.h
+	$(INSTALL_DATA) $(srcdir)/jmorecfg.h $(includedir)/jmorecfg.h
+	$(INSTALL_DATA) $(srcdir)/jerror.h $(includedir)/jerror.h
+
+clean:
+	$(RM) *.o *.lo libjpeg.a libjpeg.la
+	$(RM) cjpeg djpeg jpegtran rdjpgcom wrjpgcom
+	$(RM) ansi2knr core testout* config.log config.status
+	$(RM) -r knr .libs _libs
+
+distclean: clean
+	$(RM) Makefile jconfig.h libtool config.cache
+
+test: cjpeg djpeg jpegtran
+	$(RM) testout*
+	./djpeg -dct int -ppm -outfile testout.ppm  $(srcdir)/testorig.jpg
+	./djpeg -dct int -bmp -colors 256 -outfile testout.bmp  $(srcdir)/testorig.jpg
+	./cjpeg -dct int -outfile testout.jpg  $(srcdir)/testimg.ppm
+	./djpeg -dct int -ppm -outfile testoutp.ppm $(srcdir)/testprog.jpg
+	./cjpeg -dct int -progressive -opt -outfile testoutp.jpg $(srcdir)/testimg.ppm
+	./jpegtran -outfile testoutt.jpg $(srcdir)/testprog.jpg
+	cmp $(srcdir)/testimg.ppm testout.ppm
+	cmp $(srcdir)/testimg.bmp testout.bmp
+	cmp $(srcdir)/testimg.jpg testout.jpg
+	cmp $(srcdir)/testimg.ppm testoutp.ppm
+	cmp $(srcdir)/testimgp.jpg testoutp.jpg
+	cmp $(srcdir)/testorig.jpg testoutt.jpg
+
+check: test
+
+# Mistake catcher:
+
+jconfig.h: jconfig.doc
+	echo You must prepare a system-dependent jconfig.h file.
+	echo Please read the installation directions in install.doc.
+	exit 1
+
+# GNU Make likes to know which target names are not really files to be made:
+.PHONY: all install install-lib install-headers clean distclean test check
+
+
+jcapimin.$(O): jcapimin.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcapistd.$(O): jcapistd.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jccoefct.$(O): jccoefct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jccolor.$(O): jccolor.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcdctmgr.$(O): jcdctmgr.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jchuff.$(O): jchuff.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jchuff.h
+jcinit.$(O): jcinit.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcmainct.$(O): jcmainct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcmarker.$(O): jcmarker.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcmaster.$(O): jcmaster.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcomapi.$(O): jcomapi.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcparam.$(O): jcparam.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcphuff.$(O): jcphuff.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jchuff.h
+jcprepct.$(O): jcprepct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jcsample.$(O): jcsample.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jctrans.$(O): jctrans.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdapimin.$(O): jdapimin.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdapistd.$(O): jdapistd.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdatadst.$(O): jdatadst.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h
+jdatasrc.$(O): jdatasrc.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h
+jdcoefct.$(O): jdcoefct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdcolor.$(O): jdcolor.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jddctmgr.$(O): jddctmgr.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jdhuff.$(O): jdhuff.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdhuff.h
+jdinput.$(O): jdinput.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdmainct.$(O): jdmainct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdmarker.$(O): jdmarker.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdmaster.$(O): jdmaster.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdmerge.$(O): jdmerge.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdphuff.$(O): jdphuff.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdhuff.h
+jdpostct.$(O): jdpostct.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdsample.$(O): jdsample.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jdtrans.$(O): jdtrans.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jerror.$(O): jerror.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jversion.h jerror.h
+jfdctflt.$(O): jfdctflt.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jfdctfst.$(O): jfdctfst.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jfdctint.$(O): jfdctint.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jidctflt.$(O): jidctflt.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jidctfst.$(O): jidctfst.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jidctint.$(O): jidctint.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jidctred.$(O): jidctred.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jdct.h
+jquant1.$(O): jquant1.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jquant2.$(O): jquant2.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jutils.$(O): jutils.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h
+jmemmgr.$(O): jmemmgr.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+jmemansi.$(O): jmemansi.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+jmemname.$(O): jmemname.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+jmemnobs.$(O): jmemnobs.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+jmemdos.$(O): jmemdos.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+jmemmac.$(O): jmemmac.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h jmemsys.h
+cjpeg.$(O): cjpeg.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h jversion.h
+djpeg.$(O): djpeg.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h jversion.h
+jpegtran.$(O): jpegtran.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h transupp.h jversion.h
+rdjpgcom.$(O): rdjpgcom.c jinclude.h jconfig.h
+wrjpgcom.$(O): wrjpgcom.c jinclude.h jconfig.h
+cdjpeg.$(O): cdjpeg.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdcolmap.$(O): rdcolmap.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdswitch.$(O): rdswitch.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+transupp.$(O): transupp.c jinclude.h jconfig.h jpeglib.h jmorecfg.h jpegint.h jerror.h transupp.h
+rdppm.$(O): rdppm.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+wrppm.$(O): wrppm.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdgif.$(O): rdgif.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+wrgif.$(O): wrgif.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdtarga.$(O): rdtarga.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+wrtarga.$(O): wrtarga.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdbmp.$(O): rdbmp.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+wrbmp.$(O): wrbmp.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+rdrle.$(O): rdrle.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h
+wrrle.$(O): wrrle.c cdjpeg.h jinclude.h jconfig.h jpeglib.h jmorecfg.h jerror.h cderror.h