Ooops... last version of file was still in editor

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5271 42af7a65-404d-4744-a932-0658087f49c3

lib/math/lib_exp.c

@@ -32,6 +32,7 @@
 #include <nuttx/config.h>
 #include <nuttx/compiler.h>
 
+#include <sys/types.h>
 #include <math.h>
 
 #include "lib_internal.h"