===================================================================
RCS file: /home/cvs/OpenXM_contrib2/fep/fep_main.c,v
retrieving revision 1.8
retrieving revision 1.10
diff -u -p -r1.8 -r1.10
--- OpenXM_contrib2/fep/fep_main.c	2011/06/16 08:17:15	1.8
+++ OpenXM_contrib2/fep/fep_main.c	2017/10/02 06:46:11	1.10
@@ -2,7 +2,7 @@
 
 #ifndef lint
 static char rcsid[]=
-"$Id: fep_main.c,v 1.8 2011/06/16 08:17:15 noro Exp $ (SRA)";
+"$Id: fep_main.c,v 1.10 2017/10/02 06:46:11 noro Exp $ (SRA)";
 #endif /* lint */
 
 #include <stdio.h>
@@ -868,7 +868,7 @@ get_pty_master()
 	master = 1;
 	return;
     }
-#if defined(__CYGWIN32__) || defined(__linux__)
+#if defined(__CYGWIN32__) || defined(__linux__) || defined(__APPLE__)
     sprintf (master_tty, "/dev/ptmx");
     master = open (master_tty, O_RDWR);
     if (master >= 0) {
@@ -880,6 +880,14 @@ get_pty_master()
 	    strcpy(slave_tty, name);
 	    goto FOUND;
 	}
+#elif defined(__APPLE__)
+        char *name;
+	grantpt(master);
+	unlockpt(master);
+	if ( name = (char *)ptsname(master) ) {
+	    strcpy(slave_tty, name);
+	    goto FOUND;
+	}
 #else
 	char *name;
 	name = (char *)ptsname(master);
@@ -1075,6 +1083,7 @@ usageAndExit()
  */
 void sigwinch(int dummy)
 {
+    char *itoa(int i);
 #ifdef TIOCGWINSZ			/* 4.3BSD */
     struct winsize win;