/* U_REGS_OFFSET is the offset of the registers within the u area for
ptrace purposes. */
#define U_REGS_OFFSET \
- ptrace (PT_READ_U, inferior_pid, \
+ ptrace (PT_READ_U, PIDGET (inferior_ptid), \
(PTRACE_ARG3_TYPE) \
(offsetof (struct user, u_kproc.kp_proc.p_md.md_regs)), 0) \
- USRSTACK