1 files changed, 3 insertions, 3 deletions

diff --git a/lib/libc/gen/closedir.c b/lib/libc/gen/closedir.c
index 9d45529bac01..6ceb77ffcf1e 100644
--- a/lib/libc/gen/closedir.c
+++ b/lib/libc/gen/closedir.c
@@ -54,7 +54,7 @@ closedir(dirp)
 	int fd;
 
 	if (__isthreaded)
-		_pthread_mutex_lock((pthread_mutex_t *)&dirp->dd_lock);
+		_pthread_mutex_lock((void *)&dirp->dd_lock);
 	_seekdir(dirp, dirp->dd_rewind);	/* free seekdir storage */
 	fd = dirp->dd_fd;
 	dirp->dd_fd = -1;
@@ -62,8 +62,8 @@ closedir(dirp)
 	free((void *)dirp->dd_buf);
 	_reclaim_telldir(dirp);
 	if (__isthreaded) {
-		_pthread_mutex_unlock((pthread_mutex_t *)&dirp->dd_lock);
-		_pthread_mutex_destroy((pthread_mutex_t *)&dirp->dd_lock);
+		_pthread_mutex_unlock((void *)&dirp->dd_lock);
+		_pthread_mutex_destroy((void *)&dirp->dd_lock);
 	}
 	free((void *)dirp);
 	return(_close(fd));