From 1307f8d555235116f0f0c79b9902df9cfd4bff12 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 25 May 1999 08:26:20 +0000
Subject: regexp null pattern

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_3@477 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/pty/pty.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'ext/pty/pty.c')

diff --git a/ext/pty/pty.c b/ext/pty/pty.c
index 8184b90185..0d3ba7f060 100644
--- a/ext/pty/pty.c
+++ b/ext/pty/pty.c
@@ -365,14 +365,18 @@ getDevice(master,slave)
 	    if(unlockpt(i) != -1) {
 		if((pn = ptsname(i)) != NULL) {
 		    if((j = open(pn, O_RDWR, 0)) != -1) {
+#if defined I_PUSH
 			if(ioctl(j, I_PUSH, "ptem") != -1) {
 			    if(ioctl(j, I_PUSH, "ldterm") != -1) {
+#endif
 				*master = i;
 				*slave = j;
 				strcpy(SlaveName, pn);
 				return;
+#if defined I_PUSH
 			    }
 			}
+#endif
 		    }
 		}
 	    }
-- 
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