commit 4035fc1177b355b0adc0f52616f5075feb88e2ba
Author: Dan Dennedy <dan@dennedy.org>
Date:   Sun Jul 13 11:26:49 2014 -0700

    Add missing stdlib include for getenv().

diff --git a/src/modules/qt/common.cpp b/src/modules/qt/common.cpp
index 9cd4cac..8ae1708 100644
--- src/modules/qt/common.cpp
+++ src/modules/qt/common.cpp
@@ -22,6 +22,7 @@
 
 #if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
 #include <X11/Xlib.h>
+#include <cstdlib>
 #endif
 
 bool createQApplicationIfNeeded(mlt_service service)