Make it possible to build MuPDF with OpenJPEG 2.3, which is the latest
release series and contains many important bug fixes.

Patch adapted from Debian:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=745246

And related to this upstream commit:

http://git.ghostscript.com/?p=mupdf.git;a=commit;h=f88bfe2e62dbadb96d4f52d7aa025f0a516078da

diff --git a/source/fitz/load-jpx.c b/source/fitz/load-jpx.c
index 65699ba..ea84778 100644
--- a/source/fitz/load-jpx.c
+++ b/source/fitz/load-jpx.c
@@ -445,11 +445,6 @@ fz_load_jpx_info(fz_context *ctx, const unsigned char *data, size_t size, int *w
 
 #else /* HAVE_LURATECH */
 
-#define OPJ_STATIC
-#define OPJ_HAVE_INTTYPES_H
-#if !defined(_MSC_VER) || _MSC_VER >= 1600
-#define OPJ_HAVE_STDINT_H
-#endif
 #define USE_JPIP
 
 #include <openjpeg.h>
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<div class='path'>path: <a href='/guix/log/?id=f59c31deaf44cf487878ae6e6b61026630b616ff'>root</a>/<a href='/guix/log/gnu?id=f59c31deaf44cf487878ae6e6b6<tr><td><span title='2022-07-12 01:17:45 +0200'>2022-07-12</span></td><td><a href='/guix/commit/guix.scm?id=4574ef267e543bcac97d9c400f30cb731df29181'>guix: Really export 'define-public'.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to 3858275962f1ac567b5dce2355035f9eddea0a05, which
didn't have any effect.

* guix.scm: Explicitly use (guix packages) so #:re-export-and-replace
is effective.
</span></span></td><td>Ludovic Courtès</td></tr>
ft'>Commit message (<a href='/guix/log/gnu/packages/patches/id3lib-UTF16-writing-bug.patch?id=f59c31deaf44cf487878ae6e6b61026630b616ff&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>