From 7612125845c02d2d99c5f292ac704179da10f10e Mon Sep 17 00:00:00 2001
From: Perl 5 Porters <perl5-porters@africa.nicoh.com>
Date: Mon, 19 Aug 1996 00:10:02 +0000
Subject: Possibly Include <signal.h> and <unistd.h>

---
 doio.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'doio.c')

diff --git a/doio.c b/doio.c
index d5b3cc8ada..af51cd866e 100644
--- a/doio.c
+++ b/doio.c
@@ -43,6 +43,15 @@
 #include <sys/file.h>
 #endif
 
+#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
+#include <signal.h>
+#endif
+
+/* XXX If this causes problems, set i_unistd=undef in the hint file.  */
+#ifdef I_UNISTD
+#  include <unistd.h>
+#endif
+
 #if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */
 # include <sys/socket.h>
 # include <netdb.h>
-- 
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