INT 21 - Phar Lap 386/DOS-Extender - LOAD PROGRAM FOR DEBUGGING AX = 2512h DS:EDX -> pointer to ASCIZ program name ES:EBX -> pointer to parameter block (see #01363) ECX = size in bytes of LDT buffer Return: CF clear if successful EAX = number of segment descriptors in LDT CF set on error EAX = error code (see #01362) SeeAlso: AX=2517h