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Óï·¨:#include <sys/types.h>;
#include <sys/ipc.h>;
#include <sys/shm.h>;
int shmget(key,size,shmflg)
key_t key;
int size,shmflg;
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. ²ÎÊýkeyµÈÓÚIPC_PRIVATE.
. ²ÎÊýkeyûÓÐÏà¹ØµÄ¹²ÏíÄÚ´æ±êʶ·û,ͬʱ(shmflg&IPC_CREAT)
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