remove OSF1 support

cde/lib/DtSvc/DtUtil1/CmdMain.c

@@ -998,7 +998,7 @@ _DtCmdCommandInvokerExecute (
       if (commandPid == 0) 
       {
 
-#if defined(__hp_osf) || defined(__osf__) || defined(CSRG_BASED)
+#if defined(CSRG_BASED)
          setsid() ;
 #else
          (void) setpgrp ();

cde/lib/DtSvc/DtUtil1/CmdProcess.c

@@ -45,13 +45,9 @@
 #include <limits.h>
 #endif 
 
-#if defined(__hp_osf) || defined (__osf__)
-#include <sys/access.h>
-#else
 #if defined(__hpux)
 #include <sys/getaccess.h>
 #endif
-#endif
 
 #include <sys/socket.h>
 #include <netdb.h>

cde/lib/DtSvc/DtUtil1/DtsMM.h

@@ -47,11 +47,7 @@
  * file, and therefore affects the Xsession.src, Xreset.src, and
  * Xstartup.src scripts in dtlogin/config.
  */
-#ifdef __osf__
-# define _DTDTSMMTEMPDIR	"/var/tmp"
-#else
-# define _DTDTSMMTEMPDIR	"/tmp"
-#endif
+#define _DTDTSMMTEMPDIR	"/tmp"
 
 typedef	int	DtDtsMMSeqNo;		/* the order it occures in db */
 typedef	int	DtDtsMMFieldCount;	/* number of fields in record */