Defined in 4 files as a macro:
- sys/compat/linux/arch/aarch64/linux_syscall.h, line 511 (as a macro)
- sys/compat/linux/arch/alpha/linux_syscall.h, line 247 (as a macro)
- sys/compat/linux/arch/amd64/linux_syscall.h, line 181 (as a macro)
- sys/compat/linux/arch/mips/linux_syscall.h, line 434 (as a macro)