Fixes test_scotch_graph_diam test with -DINTSIZE64.

Reported upstream at
https://gforge.inria.fr/tracker/index.php?func=detail&aid=21650&group_id=248&atid=1081

--- scotch-6.0.5a/src/libscotch/library.h
+++ scotch-6.0.5a/src/libscotch/library.h
@@ -187,6 +187,7 @@ SCOTCH_Num                  SCOTCH_graphBase    (SCOTCH_Graph * const, const SCO
 int                         SCOTCH_graphCheck   (const SCOTCH_Graph * const);
 void                        SCOTCH_graphSize    (const SCOTCH_Graph * const, SCOTCH_Num * const, SCOTCH_Num * const);
 void                        SCOTCH_graphData    (const SCOTCH_Graph * const, SCOTCH_Num * const, SCOTCH_Num * const, SCOTCH_Num ** const, SCOTCH_Num ** const, SCOTCH_Num ** const, SCOTCH_Num ** const, SCOTCH_Num * const, SCOTCH_Num ** const, SCOTCH_Num ** const);
+SCOTCH_Num                  SCOTCH_graphDiamPV  (SCOTCH_Graph * const);
 void                        SCOTCH_graphStat    (const SCOTCH_Graph * const, SCOTCH_Num * const, SCOTCH_Num * const, SCOTCH_Num * const, double * const, double * const, SCOTCH_Num * const, SCOTCH_Num * const, double * const, double * const, SCOTCH_Num * const, SCOTCH_Num * const, SCOTCH_Num * const, double * const, double * const);
 int                         SCOTCH_graphCoarsen (const SCOTCH_Graph * const, const SCOTCH_Num, const double, const SCOTCH_Num, SCOTCH_Graph * const, SCOTCH_Num * const);
 int                         SCOTCH_graphCoarsenMatch (const SCOTCH_Graph * const, SCOTCH_Num * const, const double, const SCOTCH_Num, SCOTCH_Num * const);
--- scotch-6.0.5a/src/libscotch/library_graph_diam.c
+++ scotch-6.0.5a/src/libscotch/library_graph_diam.c
@@ -72,8 +72,7 @@
 
 SCOTCH_Num
 SCOTCH_graphDiamPV (
-SCOTCH_Graph * const        grafptr,
-const SCOTCH_Num            baseval)
+SCOTCH_Graph * const        grafptr)
 {
   return ((SCOTCH_Num) graphDiamPV ((Graph * const) grafptr));
 }
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<div class='path'>path: <a href='/guix/log/?id=3581d4be95980b375884cca79d7f8896891caace'>root</a>/<a href='/guix/log/doc?id=3581d4be95980b375884cca79d7f8896891caace'>doc</a>/<a href='/guix/log/doc/package-hello.scm?id=3581d4be95980b375884cca79d7f8896891caace'>package-hello.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/doc/package-hello.scm?id=3581d4be95980b375884cca79d7f8896891caace&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2015-09-14 23:10:58 +0200'>2015-09-14</span></td><td><a href='/guix/commit/doc/package-hello.scm?id=17d8e33f316b7e88aa06452f873b59770989f1b6'>doc: Use the recommended Scheme format.</a><span class='msg-avail'>...</span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2015-08-19 22:23:59 -0400'>2015-08-19</span></td><td><a href='/guix/commit/doc/package-hello.scm?id=0d2794005caa627965fd6256f28f94e36cd4b5a0'>scripts: package: Add --install-from-file option.</a><span class='msg-avail'>...</span></td><td>David Thompson</td></tr>