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30 .Dd July 29, 1998
31 .Dt PTHREAD_MUTEX_DESTROY 3
32 .Os
33 .Sh NAME
34 .Nm pthread_mutex_destroy
35 .Nd free resources allocated for a mutex
36 .Sh SYNOPSIS
37 .Fd #include <pthread.h>
38 .Ft int
39 .Fo pthread_mutex_destroy
40 .Fa "pthread_mutex_t *mutex"
41 .Fc
42 .Sh DESCRIPTION
43 The
44 .Fn pthread_mutex_destroy
45 function frees the resources allocated for
46 .Fa mutex .
47 .Sh RETURN VALUES
48 If successful,
49 .Fn pthread_mutex_destroy
50 will return zero.
51 Otherwise, an error number will be returned to indicate the error.
52 .Sh ERRORS
53 .Fn pthread_mutex_destroy
54 will fail if:
55 .Bl -tag -width Er
56 .It Bq Er EBUSY
57 .Fa Mutex
58 is locked by a thread.
59 .It Bq Er EINVAL
60 The value specified by
61 .Fa mutex
62 is invalid.
63 .El
64 .Sh SEE ALSO
65 .Xr pthread_mutex_init 3 ,
66 .Xr pthread_mutex_lock 3 ,
67 .Xr pthread_mutex_trylock 3 ,
68 .Xr pthread_mutex_unlock 3
69 .Sh STANDARDS
70 .Fn pthread_mutex_destroy
71 conforms to
72 .St -p1003.1-96 .