--- Libc/Libc-262/pthreads/pthread_mutex_destroy.3
+++ Libc/Libc-583/pthreads/pthread_mutex_destroy.3
@@ -36,7 +36,9 @@
 .Sh SYNOPSIS
 .Fd #include <pthread.h>
 .Ft int
-.Fn pthread_mutex_destroy "pthread_mutex_t *mutex"
+.Fo pthread_mutex_destroy
+.Fa "pthread_mutex_t *mutex"
+.Fc
 .Sh DESCRIPTION
 The
 .Fn pthread_mutex_destroy
@@ -45,19 +47,19 @@
 .Sh RETURN VALUES
 If successful,
 .Fn pthread_mutex_destroy
-will return zero, otherwise an error number will be returned to
-indicate the error.
+will return zero.
+Otherwise, an error number will be returned to indicate the error.
 .Sh ERRORS
 .Fn pthread_mutex_destroy
 will fail if:
 .Bl -tag -width Er
+.It Bq Er EBUSY
+.Fa Mutex
+is locked by a thread.
 .It Bq Er EINVAL
 The value specified by
 .Fa mutex
 is invalid.
-.It Bq Er EBUSY
-.Fa Mutex
-is locked by another thread.
 .El
 .Sh SEE ALSO
 .Xr pthread_mutex_init 3 ,