Fix helper.c with isinf on Solaris 9/Sparc, by Ben Taylor.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2698 c046a42c-6fe2-441c-8c8c-71466251a162

target-i386/helper.c

@@ -21,6 +21,11 @@
 
 //#define DEBUG_PCALL
 
+#if defined(__sparc__) && (HOST_SOLARIS < 10)
+#include <ieeefp.h>
+#define isinf(x) (fpclass(x) == FP_NINF || fpclass(x) == FP_PINF)
+#endif 
+
 #if 0
 #define raise_exception_err(a, b)\
 do {\