Add a proper test for socklen_t

This commit was SVN r5662.

configure.ac

@@ -1093,6 +1093,14 @@ AC_DEFINE_UNQUOTED(OMPI_USE_STDBOOL_H, $OMPI_USE_STDBOOL_H,
 AC_MSG_RESULT([$MSG])
 
 
+# Check for socklen_t.  Don't do this with all the other
+# AC_CHECK_TYPES checks, above, because we want this to be after the
+# big AC_CHECK_HEADERS (above) so that the test will automatically
+# include <sys/socket.h>, which is where socklen_t should be defined.
+
+AC_CHECK_TYPES(socklen_t)
+
+
 ##################################
 # Libraries
 ##################################

src/include/types.h

@@ -101,7 +101,7 @@ typedef void* ompi_iov_base_ptr_t;
  * handle differences in socklen_t
  */
 
-#if defined(__linux__) || defined(_AIX)
+#if defined(HAVE_SOCKLEN_T)
 typedef socklen_t ompi_socklen_t;
 #else
 typedef int ompi_socklen_t;