diff -ru vnc-4_1_3-unixsrc/common/network/TcpSocket.cxx vnc-4_1_3-unixsrc.good/common/network/TcpSocket.cxx
--- vnc-4_1_3-unixsrc/common/network/TcpSocket.cxx	2008-10-16 15:16:20.000000000 +0000
+++ vnc-4_1_3-unixsrc.good/common/network/TcpSocket.cxx	2014-05-14 14:29:24.133633291 +0000
@@ -37,6 +37,7 @@
 #include <fcntl.h>
 #endif
 
+#include <stdlib.h>
 #include <network/TcpSocket.h>
 #include <rfb/util.h>
 #include <rfb/LogWriter.h>
diff -ru vnc-4_1_3-unixsrc/unix/tx/TXImage.cxx vnc-4_1_3-unixsrc.good/unix/tx/TXImage.cxx
--- vnc-4_1_3-unixsrc/unix/tx/TXImage.cxx	2008-10-16 15:16:21.000000000 +0000
+++ vnc-4_1_3-unixsrc.good/unix/tx/TXImage.cxx	2014-05-14 14:35:16.897477801 +0000
@@ -21,6 +21,7 @@
 
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <strings.h>
 #include <sys/types.h>
 #include <sys/ipc.h>
diff -ru vnc-4_1_3-unixsrc/unix/x0vncserver/Image.cxx vnc-4_1_3-unixsrc.good/unix/x0vncserver/Image.cxx
--- vnc-4_1_3-unixsrc/unix/x0vncserver/Image.cxx	2008-10-16 15:16:21.000000000 +0000
+++ vnc-4_1_3-unixsrc.good/unix/x0vncserver/Image.cxx	2014-05-14 14:35:49.209008812 +0000
@@ -21,6 +21,7 @@
 
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <sys/types.h>
 #include <sys/ipc.h>
 #include <sys/shm.h>