# define os_break() __debugbreak()
#elif defined(PIPE_OS_UNIX)
# define os_break() kill(getpid(), SIGTRAP)
-#elif defined(PIPE_OS_EMBEDDED)
-void os_break(void);
#else
# define os_break() abort()
#endif
/*
* Abort the program.
*/
-#if defined(DEBUG) || defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) || defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
+#if defined(DEBUG)
# define os_abort() os_break()
-#elif defined(PIPE_OS_EMBEDDED)
-void os_abort(void);
#else
# define os_abort() abort()
#endif