Add missing include of unistd.h

[clitk.git] / common / clitkMemoryUsage.cxx

diff --git a/common/clitkMemoryUsage.cxx b/common/clitkMemoryUsage.cxx
index 12cb91c791f3dd2d3b881d3ac808b53a558168b7..c0b78ce4ddee203a40a0e216a1ffca69d80d0af9 100644 (file)
--- a/common/clitkMemoryUsage.cxx
+++ b/common/clitkMemoryUsage.cxx
@@ -19,6 +19,7 @@
 // clitk include
 #include "clitkCommon.h"
 #include "clitkMemoryUsage.h"
+#include <unistd.h>
 
 void clitk::PrintMemory(bool verbose, std::string s) 
 {