3291. [port] Fixed a build error on systems without ENOTSUP.

[RT #28200]

CHANGES

@@ -1,3 +1,6 @@
+3291.	[port]		Fixed a build error on systems without ENOTSUP.
+			[RT #28200]
+
 3290.	[bug]		<isc/hmacsha.h> was not being installed. [RT #28169]
 
 3289.	[bug]		'rndc retransfer' failed for inline zones. [RT #28036]

lib/isc/unix/stdio.c

@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: stdio.c,v 1.11 2011/12/22 08:49:01 marka Exp $ */
+/* $Id: stdio.c,v 1.12 2012/02/29 21:28:17 each Exp $ */
 
 #include <config.h>
 
@@ -105,6 +105,13 @@ isc_stdio_flush(FILE *f) {
 		return (isc__errno2result(errno));
 }
 
+/*
+ * OpenBSD has deprecated ENOTSUP in favor of EOPNOTSUPP.
+ */
+#if defined(EOPNOTSUPP) && !defined(ENOTSUP)
+#define ENOTSUP EOPNOTSUPP
+#endif
+
 isc_result_t
 isc_stdio_sync(FILE *f) {
 	int r;