freebsd_sys_sigreturn  376 compat/freebsd/freebsd_syscallargs.h int	freebsd_sys_sigreturn(struct proc *, void *, register_t *);
freebsd_sys_sigreturn  244 compat/freebsd/freebsd_sysent.c 	    freebsd_sys_sigreturn },		/* 103 = sigreturn */