Defined in 3 files as a macro:

• include/uapi/linux/libc-compat.h, line 62 (as a macro)
• include/uapi/linux/libc-compat.h, line 79 (as a macro)
• include/uapi/linux/libc-compat.h, line 180 (as a macro)

Referenced in 2 files:

• include/uapi/linux/if.h, line 193
• include/uapi/linux/libc-compat.h, line 179