math: raise flags in log2l.c on <= 0 arguments, and fix volatile

[musl] / src / mq / mq_send.c

#include <mqueue.h>

int mq_send(mqd_t mqd, const char *msg, size_t len, unsigned prio)
{
        return mq_timedsend(mqd, msg, len, prio, 0);
}