These two calls let you see if a personality exists and immediately make a new one. However, I do not see losing a cylinder on a DHx: partition, so I simply reformatted my 21 MB Miniscribe to fill entirely with a DHx: partition. https://Xn--L3Ca4Bwe5B2B.net/category/%e0%b8%84%e0%b8%a5%e0%b8%b4%e0%b8%9b%e0%b8%ab%e0%b8%a5%e0%b8%b8%e0%b8%94/