Defined in 4 files as a macro:
- sys/compat/linux/arch/arm/linux_signal.h, line 127 (as a macro)
- sys/compat/linux/arch/i386/linux_signal.h, line 127 (as a macro)
- sys/compat/linux/arch/mips/linux_signal.h, line 150 (as a macro)
- sys/compat/linux/arch/powerpc/linux_signal.h, line 133 (as a macro)