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#ifndef DEF_MUTEX_H
#define DEF_MUTEX_H
#include <gc/syscall.h>
#define MUTEX_LOCKED 1
#define MUTEX_UNLOCKED 0
//A mutex is just an uint32_t
void mutex_lock(uint32_t* mutex); //wait for mutex to be free
int mutex_lockE(uint32_t* mutex); //lock mutex only if free, returns !0 if locked, 0 if was busy
void mutex_unlock(uint32_t* mutex);
#endif
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