Add prototypes to get the mathmodule.c to compile on OSF1 5.1 (Tru64)
and eliminate a compiler warning in floatobject.c. There might be
a better way to go about this, but it should be good enough for now.
diff --git a/Objects/floatobject.c b/Objects/floatobject.c
index 340b0e7..fc4dd21 100644
--- a/Objects/floatobject.c
+++ b/Objects/floatobject.c
@@ -16,6 +16,11 @@
extern double pow(double, double);
#endif
+#ifdef _OSF_SOURCE
+/* OSF1 5.1 doesn't make this available with XOPEN_SOURCE_EXTENDED defined */
+extern int finite(double);
+#endif
+
/* Special free list -- see comments for same code in intobject.c. */
#define BLOCK_SIZE 1000 /* 1K less typical malloc overhead */
#define BHEAD_SIZE 8 /* Enough for a 64-bit pointer */