Add forward declarations.

--- fasthenry-3.0/src/fasthenry/sparse/spUtils.c.orig	2015-07-22 12:12:52.579370846 +0200
+++ fasthenry-3.0/src/fasthenry/sparse/spUtils.c	2015-07-22 12:14:09.636275633 +0200
@@ -107,6 +107,7 @@
 #include "spDefs.h"
 
 
+static RealNumber ComplexCondition( MatrixPtr, RealNumber, int* );
 
 
 
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<tr><td><span title='2021-09-18 19:37:45 +0200'>2021-09-18</span></td><td><a href='/guix/commit/tests/git.scm?id=59ee10754eddddb99e4a80b9e18aa12ed1b3d77a'>import: Add 'generic-git' updater.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/git.scm (ls-remote-refs): New procedure.
* tests/git.scm ("remote-refs" "remote-refs: only tags"): New tests.
* guix/import/git.scm: New file.
* doc/guix.texi (Invoking guix refresh): Document it.
* tests/import-git.scm: New test file.
* Makefile.am (MODULES, SCM_TESTS): Register the new files.

Co-authored-by: Sarah Morgensen &lt;iskarian@mgsn.dev&gt;
Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Xinglu Chen</td></tr>
<tr><td><span title='2020-06-09 00:34:52 +0200'>2020-06-09</span></td><td><a href='/guix/commit/tests/git.scm?id=72357e2170e88f73c11ff089f87a744cee8606ec'>git: 'commit-difference' really excludes the ancestors of #:excluded.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/git.scm (commit-difference): Initialize VISITED to the closure of
OLD and EXCLUDED, as written in the docstring.
* tests/git.scm ("commit-difference, excluded commits"): Adjust
accordingly.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-05-25 00:00:28 +0200'>2020-05-25</span></td><td><a href='/guix/commit/tests/git.scm?id=c098c11be8eb9e0c12be42640721e3cb21c37628'>git: Add 'commit-relation'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/git.scm (commit-relation): New procedure.
* tests/git.scm ("commit-relation"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>