--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/jbig2dec/Makefile.am	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,57 @@
+## process this file with automake to generate Makefile.in
+
+# require automake 1.7
+AUTOMAKE_OPTIONS = foreign 1.7 dist-bzip2 dist-zip -Wall
+
+ACLOCAL_AMFLAGS = -I m4
+
+lib_LTLIBRARIES = libjbig2dec.la
+include_HEADERS = jbig2.h
+
+AM_CFLAGS = $(XCFLAGS)
+
+libjbig2dec_la_LDFLAGS = -version-info @JBIG2DEC_LT_CURRENT@:@JBIG2DEC_LT_REVISION@:@JBIG2DEC_LT_AGE@ -no-undefined
+libjbig2dec_la_SOURCES = jbig2.c \
+	jbig2_arith.c jbig2_arith_int.c jbig2_arith_iaid.c jbig2_huffman.c jbig2_hufftab.c \
+	jbig2_segment.c jbig2_page.c \
+	jbig2_symbol_dict.c jbig2_text.c \
+	jbig2_generic.c jbig2_refinement.c jbig2_mmr.c \
+	jbig2_halftone.c \
+	jbig2_image.c jbig2_image_pbm.c \
+	os_types.h config_types.h config_win32.h \
+	jbig2.h jbig2_priv.h jbig2_image.h \
+	jbig2_arith.h jbig2_arith_iaid.h jbig2_arith_int.h \
+	jbig2_huffman.h jbig2_hufftab.h jbig2_mmr.h \
+	jbig2_generic.h jbig2_symbol_dict.h jbig2_text.h \
+	memento.c memento.h
+
+bin_PROGRAMS = jbig2dec
+noinst_PROGRAMS = test_sha1 test_huffman test_arith
+
+jbig2dec_SOURCES = jbig2dec.c sha1.c sha1.h \
+	jbig2.h jbig2_image.h getopt.h \
+	os_types.h config_types.h config_win32.h
+jbig2dec_LDADD = libjbig2dec.la @LIBOBJS@ $(PNG_LIBS)
+
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = jbig2dec.pc
+
+dist_man_MANS = jbig2dec.1
+
+EXTRA_DIST = test_jbig2dec.py msvc.mak LICENSE CHANGES
+
+MAINTAINERCLEANFILES = config_types.h.in
+
+TESTS = test_sha1 test_jbig2dec.py test_huffman test_arith
+
+test_sha1_SOURCES = sha1.c sha1.h
+test_sha1_CFLAGS = -DTEST
+
+test_arith_SOURCES = jbig2_arith.c
+test_arith_CFLAGS = -DTEST
+test_arith_LDADD = libjbig2dec.la
+
+test_huffman_SOURCES = jbig2_huffman.c
+test_huffman_CFLAGS = -DTEST
+test_huffman_LDADD = libjbig2dec.la
+