Index: src/libcfa/stdhdr/sys/ucontext.h
===================================================================
--- src/libcfa/stdhdr/sys/ucontext.h	(revision 381fdee5d28e58b7c6f73f40e6d72ec1f6dfc7d1)
+++ src/libcfa/stdhdr/sys/ucontext.h	(revision 381fdee5d28e58b7c6f73f40e6d72ec1f6dfc7d1)
@@ -0,0 +1,32 @@
+//
+// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
+//
+// The contents of this file are covered under the licence agreement in the
+// file "LICENCE" distributed with Cforall.
+// 
+// uco.h -- 
+// 
+// Author           : Peter A. Buhr
+// Created On       : Thu Feb  8 23:48:16 2018
+// Last Modified By : Peter A. Buhr
+// Last Modified On : Thu Feb  8 23:50:44 2018
+// Update Count     : 4
+// 
+
+#if ! defined( ftype )									// nesting ?
+#define ftype `ftype`									// make keyword an identifier
+#define __CFA_UCONTEXT_H__
+#endif
+
+#include_next <sys/ucontext.h>							// must have internal check for multiple expansion
+
+#if defined( ftype ) && defined( __CFA_UCONTEXT_H__ )	// reset only if set
+#undef ftype
+#undef __CFA_UCONTEXT_H__
+#endif
+
+// Local Variables: //
+// tab-width: 4 //
+// mode: c++ //
+// compile-command: "make install" //
+// End: //