Use readdir instead of readdir_r
Use readdir instead of readdir_r

readdir_r can be unsafe for very long filenames.

rlei/fastd-android,fpletz/fastd,fpletz/fastd,fpletz/fastd,rlei/fastd-android,fpletz/fastd,rlei/fastd-android,rlei/fastd-android,rlei/fastd-android,fpletz/fastd