Add forward declarations.

--- fasthenry-3.0/src/fasthenry/sparse/spFactor.c.orig	2015-07-22 10:37:04.934043468 +0200
+++ fasthenry-3.0/src/fasthenry/sparse/spFactor.c	2015-07-22 12:52:55.515636802 +0200
@@ -105,7 +105,29 @@
 #include "spDefs.h"
 
 
-
+static int FactorComplexMatrix( MatrixPtr );
+static CreateInternalVectors( MatrixPtr );
+static CountMarkowitz( MatrixPtr, register RealVector, int );
+static MarkowitzProducts( MatrixPtr, int );
+static ElementPtr SearchForPivot( MatrixPtr, int, int );
+static ElementPtr SearchForSingleton( MatrixPtr, int );
+static ElementPtr QuicklySearchDiagonal( MatrixPtr, int );
+static ElementPtr SearchDiagonal( MatrixPtr, register int );
+static ElementPtr SearchEntireMatrix( MatrixPtr, int );
+static RealNumber FindLargestInCol( register  ElementPtr );
+static RealNumber FindBiggestInColExclude( MatrixPtr, register  ElementPtr,
+                                           register  int );
+static ExchangeRowsAndCols( MatrixPtr, ElementPtr, register int );
+static ExchangeColElements( MatrixPtr, int, register  ElementPtr,
+                            int, register  ElementPtr, int );
+static ExchangeRowElements( MatrixPtr, int, register ElementPtr,
+                            int, register ElementPtr, int );
+static RealRowColElimination( MatrixPtr, register  ElementPtr );
+static ComplexRowColElimination( MatrixPtr, register  ElementPtr );
+static UpdateMarkowitzNumbers( MatrixPtr, ElementPtr );
+static ElementPtr CreateFillin( MatrixPtr, register int, int );
+static int MatrixIsSingular( MatrixPtr, int );
+static int ZeroPivot( MatrixPtr, int );
 
 
 
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<tr><td><span title='2024-02-23 19:02:55 +0100'>2024-02-23</span></td><td><a href='/guix/commit/doc/package-hello.json?id=b386c11e7804e0b577411d930b60f1e0a4a0382c'>import: Do not return package name with json importer.</a><span class='msg-avail'>...</span></td><td>Herman Rimm</td></tr>
<tr><td><span title='2020-04-16 23:41:52 +0200'>2020-04-16</span></td><td><a href='/guix/commit/doc/package-hello.json?id=c9f321e52a99dea93fcc099372ea0167150b9aac'>doc: Document building and installing from JSON files.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>