Revert "Drop autoconf check"

Seems like this was a tad too aggressive...

This reverts commit 1be9152.

Author: Girgias

build/php.m4

@@ -2409,6 +2409,23 @@ EOF
   esac
 ])
 
+dnl
+dnl PHP_CHECK_STDINT_TYPES
+dnl
+AC_DEFUN([PHP_CHECK_STDINT_TYPES], [
+  AC_CHECK_SIZEOF([short])
+  AC_CHECK_SIZEOF([int])
+  AC_CHECK_SIZEOF([long])
+  AC_CHECK_SIZEOF([long long])
+  AC_CHECK_SIZEOF([size_t])
+  AC_CHECK_TYPES([int8, int16, int32, int64, int8_t, int16_t, int32_t, int64_t, uint8, uint16, uint32, uint64, uint8_t, uint16_t, uint32_t, uint64_t, u_int8_t, u_int16_t, u_int32_t, u_int64_t], [], [], [
+#include <stdint.h>
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+  ])
+])
+
 dnl
 dnl PHP_CHECK_BUILTIN_EXPECT
 dnl