remove support for non-ANSI compilation

@@ -18,19 +18,19 @@
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
  */
 /*
+ * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+ *
  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 #ifndef _MQUEUE_H
 #define _MQUEUE_H
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 #include <sys/feature_tests.h>
 #include <sys/types.h>
 #include <sys/fcntl.h>
 #include <sys/signal.h>
 #include <sys/siginfo.h>

@@ -51,11 +51,10 @@
 };
 
 /*
  * function prototypes
  */
-#if     defined(__STDC__)
 #if     (_POSIX_C_SOURCE - 0 > 0) && (_POSIX_C_SOURCE - 0 <= 2)
 #error  "POSIX Message Passing is not supported in POSIX.1-1990"
 #endif
 #include <sys/siginfo.h>
 mqd_t   mq_open(const char *, int, ...);

@@ -75,24 +74,10 @@
                 const struct timespec *_RESTRICT_KYWD);
 int     mq_notify(mqd_t, const struct sigevent *);
 int     mq_getattr(mqd_t, struct mq_attr *);
 int     mq_setattr(mqd_t, const struct mq_attr *_RESTRICT_KYWD,
                 struct mq_attr *_RESTRICT_KYWD);
-#else
-mqd_t   mq_open();
-int     mq_close();
-int     mq_unlink();
-int     mq_send();
-int     mq_timedsend();
-int     mq_reltimedsend_np();
-ssize_t mq_receive();
-ssize_t mq_timedreceive();
-ssize_t mq_reltimedreceive_np();
-int     mq_notify();
-int     mq_getattr();
-int     mq_setattr();
-#endif  /* __STDC__ */
 
 #ifdef  __cplusplus
 }
 #endif