#undef PREPARE_TO_PROCEED
#define PREPARE_TO_PROCEED(select_it) lin_lwp_prepare_to_proceed ()
-extern void lin_lwp_attach_lwp (int pid, int verbose);
-#define ATTACH_LWP(pid, verbose) lin_lwp_attach_lwp ((pid), (verbose))
+extern void lin_lwp_attach_lwp (ptid_t ptid, int verbose);
+#define ATTACH_LWP(ptid, verbose) lin_lwp_attach_lwp ((ptid), (verbose))
#include <signal.h>