diff --git a/Source/BinaryCStream.m b/Source/BinaryCStream.m
index 0fff7402d..4076ff7ae 100644
--- a/Source/BinaryCStream.m
+++ b/Source/BinaryCStream.m
@@ -30,7 +30,11 @@
 #include <Foundation/NSException.h>
 #include <math.h>
 #ifndef __WIN32__
+#if HAVE_VALUES_H
 #include <values.h>		// This gets BITSPERBYTE on Solaris
+#else
+#include <sys/types.h>
+#endif
 #include <netinet/in.h>		// for byte-conversion
 #endif /* !__WIN32__ */