diff -Naur gmp-4.2.1-orig/gmp-h.in gmp-4.2.1/gmp-h.in
--- gmp-4.2.1-orig/gmp-h.in	2006-04-11 12:10:15.000000000 -0600
+++ gmp-4.2.1/gmp-h.in	2007-11-11 16:57:26.000000000 -0600
@@ -24,6 +24,7 @@
 
 #if defined (__cplusplus)
 #include <iosfwd>   /* for std::istream, std::ostream, std::string */
+#include <cstdio>   /* for std::FILE */
 #endif
 
 
@@ -418,9 +419,15 @@
 
 /* gcc has __inline__ in all modes, including strict ansi.  Give a prototype
    for an inline too, so as to correctly specify "dllimport" on windows, in
-   case the function is called rather than inlined.  */
+   case the function is called rather than inlined.
+   GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99
+   inline semantics, unless -fgnu89-inline is used.  */
 #ifdef __GNUC__
+#ifdef __GNUC_STDC_INLINE__
+#define __GMP_EXTERN_INLINE extern __inline__ __attribute__ ((__gnu_inline__))
+#else
 #define __GMP_EXTERN_INLINE      extern __inline__
+#endif
 #define __GMP_INLINE_PROTOTYPES  1
 #endif
 
diff -Naur gmp-4.2.1-orig/tests/cxx/t-locale.cc gmp-4.2.1/tests/cxx/t-locale.cc
--- gmp-4.2.1-orig/tests/cxx/t-locale.cc	2006-03-14 09:57:54.000000000 -0600
+++ gmp-4.2.1/tests/cxx/t-locale.cc	2007-11-11 16:55:36.000000000 -0600
@@ -20,6 +20,7 @@
 MA 02110-1301, USA. */
 
 #include <clocale>
+#include <cstdlib>
 #include <iostream>
 
 #include "gmp.h"