PT_REGS_SYSCALL_RET   34 include/asm-um/ptrace-i386.h #define PT_REGS_SYSCALL_RET(r) PT_REGS_EAX(r)
PT_REGS_SYSCALL_RET   61 include/asm-um/ptrace-x86_64.h #define PT_REGS_SYSCALL_RET(r) PT_REGS_RAX(r)