Fix build on Solaris 9 and eariler

We use <sys/inttypes.h> on Solaris platforms that don't have <stdint.h>.

This should fix https://bugs.launchpad.net/pycrypto/+bug/518871, reported by
Sebastian Kayser.

ACKS

@@ -29,6 +29,7 @@ Philippe Frycia
 Peter Gutmann
 Hirendra Hindocha
 Nikhil Jhingan
+Sebastian Kayser
 Ryan Kelly
 Andrew M. Kuchling
 Piers Lauder

src/Blowfish.c

@@ -26,8 +26,15 @@
  * http://www.schneier.com/paper-blowfish-fse.html
  */
 
+#include "config.h"
+#if HAVE_STDINT_H
+# include <stdint.h>
+#elif defined(__sun) || defined(__sun__)
+# include <sys/inttypes.h>
+#else
+# error "stdint.h not found"
+#endif
 #include <assert.h>
-#include <stdint.h>
 #include <string.h>
 #include "Python.h"
 

src/RIPEMD160.c

@@ -43,8 +43,16 @@
  *   "RIPEMD-160 is big-bit-endian, little-byte-endian, and left-justified."
  */
 
+#include "config.h"
+#if HAVE_STDINT_H
+# include <stdint.h>
+#elif defined(__sun) || defined(__sun__)
+# include <sys/inttypes.h>
+#else
+# error "stdint.h not found"
+#endif
+
 #include <assert.h>
-#include <stdint.h>
 #include <string.h>
 #include "Python.h"
 #include "pycrypto_compat.h"

src/_counter.h

@@ -24,7 +24,14 @@
 #ifndef PCT__COUNTER_H
 #define PCT__COUNTER_H
 
-#include <stdint.h>
+#include "config.h"
+#if HAVE_STDINT_H
+# include <stdint.h>
+#elif defined(__sun) || defined(__sun__)
+# include <sys/inttypes.h>
+#else
+# error "stdint.h not found"
+#endif
 
 typedef struct {
     PyObject_HEAD

src/inc-msvc/config.h

@@ -11,3 +11,6 @@
 
 /* Define to 1 if you have the `mpir' library (-lmpir). */
 #undef HAVE_LIBMPIR
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define HAVE_STDINT_H 1