| /* Data structures for user-level context switching.  Generic version. | 
 |    Copyright (C) 1997,98,99,2001 Free Software Foundation, Inc. | 
 |    This file is part of the GNU C Library. | 
 |  | 
 |    The GNU C Library is free software; you can redistribute it and/or | 
 |    modify it under the terms of the GNU Lesser General Public | 
 |    License as published by the Free Software Foundation; either | 
 |    version 2.1 of the License, or (at your option) any later version. | 
 |  | 
 |    The GNU C Library is distributed in the hope that it will be useful, | 
 |    but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
 |    Lesser General Public License for more details. | 
 |  | 
 |    You should have received a copy of the GNU Lesser General Public | 
 |    License along with the GNU C Library; if not, write to the Free | 
 |    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | 
 |    02111-1307 USA.  */ | 
 |  | 
 | /* This file's definitions suffice for any platform where all | 
 |    the machine-specific state is described in `struct sigcontext'.  */ | 
 |  | 
 | #ifndef _SYS_UCONTEXT_H | 
 | #define _SYS_UCONTEXT_H	1 | 
 |  | 
 | #include <features.h> | 
 | #include <signal.h> | 
 |  | 
 | /* We need the signal context definitions even if they are not used | 
 |    included in <signal.h>.  */ | 
 | #include <signal.h> | 
 |  | 
 | typedef struct sigcontext mcontext_t; | 
 |  | 
 | /* Userlevel context.  */ | 
 | typedef struct ucontext | 
 |   { | 
 |     unsigned long int uc_flags; | 
 |     struct ucontext *uc_link; | 
 |     stack_t uc_stack; | 
 |     mcontext_t uc_mcontext; | 
 |     __sigset_t uc_sigmask; | 
 |   } ucontext_t; | 
 |  | 
 | #endif /* sys/ucontext.h */ |