extern CORE_ADDR i386_pe_skip_trampoline_code (CORE_ADDR pc, char *name);
extern CORE_ADDR i386_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc);
+/* Return whether the THIS_FRAME corresponds to a sigtramp routine. */
+extern int i386_sigtramp_p (struct frame_info *this_frame);
+
/* Return the name of register REGNUM. */
extern char const *i386_register_name (struct gdbarch * gdbarch, int regnum);