Minimally patch libtheora's ancient config.guess to support mips64.

--- libtheora/config.guess.orig	2009-02-23 22:50:50.000000000 -0500
+++ libtheora/config.guess	2013-10-31 23:49:48.155999944 -0400
@@ -798,25 +798,24 @@
     m68*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
 	exit 0 ;;
-    mips:Linux:*:*)
+    mips:Linux:*:* | mips64:Linux:*:*)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
 	#undef CPU
-	#undef mips
-	#undef mipsel
+	#undef ${UNAME_MACHINE}
+	#undef ${UNAME_MACHINE}el
 	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
-	CPU=mipsel
+	CPU=${UNAME_MACHINE}el
 	#else
 	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
-	CPU=mips
+	CPU=${UNAME_MACHINE}
 	#else
 	CPU=
 	#endif
 	#endif
 EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
-	rm -f $dummy.c && rmdir $tmpdir
-	test x"${CPU}" != x && echo "${CPU}-pc-linux-gnu" && exit 0
+	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit 0; }
 	;;
     ppc:Linux:*:*)
 	echo powerpc-unknown-linux-gnu
3a91a841cf056103'>refs</a><a class='active' href='/guix/log/gnu/packages/python-build.scm'>log</a><a href='/guix/tree/gnu/packages/python-build.scm?id=595cc594b65ffe4a55c8b8d53a91a841cf056103'>tree</a><a href='/guix/commit/gnu/packages/python-build.scm?id=595cc594b65ffe4a55c8b8d53a91a841cf056103'>commit</a><a href='/guix/diff/gnu/packages/python-build.scm?id=595cc594b65ffe4a55c8b8d53a91a841cf056103'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/python-build.scm'>
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<tr><td><span title='2024-09-06 11:46:23 +0200'>2024-09-06</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=459062ba3c60b561bb65c64d54983a72bb8ad50b'>gnu: Remove python-typing-extensions-4.10.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/machine-learning.scm (python-typing-extensions-4.10): Delete
variable.
* gnu/packages/machine-learning.scm (python-pytorch)[native-inputs] Replace
python-typing-extensions-4.10 with python-typing-extensions.
</span></span></td><td>David Elsing</td></tr>
<tr><td><span title='2024-08-31 10:45:03 +0200'>2024-08-31</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=a0d74866abddd1f90cb073d7a59acd74f9df0063'>gnu: python-pip: Ungraft.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-build.scm (python-pip): Ungraft and apply source snippet
directly.
(python-pip/fixed): Remove variable.

Change-Id: I4913e8f87f5934bffec9d58ad86b97f8ca16ba32
</span></span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2024-07-30 10:30:38 +0100'>2024-07-30</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=99b292a6534de895d3e6be09f3b7df74c2c4b565'>gnu: Add python-pluggy-next.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-build.scm (python-pluggy-next): New variable.

Change-Id: If3ec3f930a799df9602db71112a6c6a5272b524c
</span></span></td><td>Sharlatan Hellseher</td></tr>
<tr><td><span title='2024-06-18 11:26:56 +0200'>2024-06-18</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=b452dd635f616baf85bb4568fe71f6c973ad9a36'>gnu: Add python-typing-extensions-4.10.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-build.scm (python-typing-extensions-4.10): New variable.
</span></span></td><td>David Elsing</td></tr>
<tr><td><span title='2024-04-07 14:42:20 +0300'>2024-04-07</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=eae83f64ef1d30e8076bbbd71dac54257e8bb992'>gnu: python-pip: Use system SSL certificates.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-build.scm (python-pip)[replacement]: New
field.
(python-pip/fixed): Provide a python-pip with a patched python-certifi
which only offers to use the system's SSL certificates.

Change-Id: Icea0769b881dc8d760562f0405fa8ea8167a4bd4
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2024-02-20 13:58:48 +0200'>2024-02-20</span></td><td><a href='/guix/commit/gnu/packages/python-build.scm?id=7ff5992165953b22e290f955e74fabbd81da61ae'>gnu: python-typing-extensions: Update to 4.9.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-build.scm (python-typing-extensions): Update to 4.9.0.

Signed-off-by: Efraim Flashner &lt;efraim@flashner.co.il&gt;
</span></span></td><td>Hartmut Goebel</td></tr>