Added a preliminary sys/types.h that just includes ktypes.h for now.

Changed other headers to include sys/types.h rather than ktypes.h.
Added a license reference at the beginning of those files.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@840 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/posix/sys/param.h

@@ -1,5 +1,8 @@
 #ifndef _SYS_PARAM_H
 #define _SYS_PARAM_H
+/* 
+** Distributed under the terms of the OpenBeOS License.
+*/
 
 #include <limits.h>