Fresco/Prague/src/IPC ptybuf.cc,1.21,1.22

Update of /cvs/fresco/Fresco/Prague/src/IPC
In directory purcel:/tmp/cvs-serv32446/Prague/src/IPC

Modified Files:
	ptybuf.cc 
Log Message:
Readd #include <unistd.h> which seams to be necessary on some systems.


Index: ptybuf.cc
===================================================================
RCS file: /cvs/fresco/Fresco/Prague/src/IPC/ptybuf.cc,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -d -r1.21 -r1.22
--- ptybuf.cc	6 Nov 2003 20:26:05 -0000	1.21
+++ ptybuf.cc	6 Dec 2003 11:19:47 -0000	1.22
@@ -27,6 +27,7 @@
 #include <cerrno>
 #include <sstream>
 #include <iostream>
+#include <unistd.h>
 
 using namespace Prague;