pty device files.

[Tanaka Akira <akr@xxxxxxxx>]

I found that FreeBSD may have pty[p-sP-S][0-9a-v].
http://www.jp.freebsd.org/cgi/cvsweb.cgi/src/etc/MAKEDEV.diff?r1=1.65&r2=1.66

I modified default char1 to [p-zP-T] because NetBSD 1.4.2, OpenBSD
2.6, SunOS 4.1.4 may have them at least.
http://cvsweb.netbsd.org/cgi-bin/cvsweb.cgi/basesrc/etc/etc.i386/MAKEDEV.diff?r1=1.53&r2=1.54 

Index: Src/Modules/zpty.c
===================================================================
RCS file: /cvsroot/zsh/zsh/Src/Modules/zpty.c,v
retrieving revision 1.7
diff -u -r1.7 zpty.c
--- Src/Modules/zpty.c	2000/05/08 11:06:27	1.7
+++ Src/Modules/zpty.c	2000/05/16 18:08:35
@@ -213,13 +213,16 @@
 get_pty(int master, int *retfd)
 {
 
-#ifdef __linux
+#if defined(__linux)
     static char char1[] = "abcdefghijklmnopqrstuvwxyz";
     static char char2[] = "0123456789abcdef";
-#else /* ! __linux */
-    static char char1[] = "pq";
+#elif defined(__FreeBSD__)
+    static char char1[] = "pqrsPQRS";
+    static char char2[] = "0123456789abcdefghijklmnopqrstuv";
+#else
+    static char char1[] = "pqrstuvwxyzPQRST";
     static char char2[] = "0123456789abcdef";
-#endif /* __linux */
+#endif
 
     static char name[11];
     static int mfd, sfd;
-- 
Tanaka Akira