__kernel_key_t     23 include/linux/types.h typedef __kernel_key_t		key_t;
__kernel_key_t     20 include/uapi/asm-generic/ipcbuf.h 	__kernel_key_t		key;
__kernel_key_t      6 include/uapi/linux/ipc.h #define IPC_PRIVATE ((__kernel_key_t) 0)  
__kernel_key_t     11 include/uapi/linux/ipc.h 	__kernel_key_t	key;