mq_receive

NAME       mq_open - open a message queueSYNOPSIS       #include <fcntl.h>           /* For O_* constants */       #include <sys/stat.h>        /* For mode constants */       #include <mqueue.h>       mqd_t mq_open(const char *name, int oflag);       mqd_t mq_open(const char *name, int oflag, mode_t mode,                     struct mq_attr *attr);       Link with -lrt.