$NetBSD$

--- IlmImfTest/main.cpp.orig	2014-08-10 04:23:59.000000000 +0000
+++ IlmImfTest/main.cpp
@@ -103,6 +103,8 @@
 #if defined(OPENEXR_IMF_HAVE_LINUX_PROCFS) || defined(OPENEXR_IMF_HAVE_DARWIN)
     #include <unistd.h>
     #include <sstream>
+#elif defined(__sun)
+	#include <unistd.h>
 #endif
 
 using namespace std;