INT 53 - WEB??? - API(Application Program[ming] Interface) The defined set of calls which a program may make to interact with or request services of the operating system or environment under which it is running. Because the inputs and outputs of the calls are well-defined, a program using the API can continue using the identical calls even if the internal organization of the program providing the API changes. BX = function 0000h ??? AX = ??? Return: AX = ??? 0004h ??? 0009h ??? 0015h AX = ??? DX = ??? 0017h Return: ??? InstallCheck: check for the signature "WEBCO" immediately prior to the interrupt handler Note: the above calls are made by Show Partner F/X v3.6 (see INT 10/AH=53h) Index: installation check;unknown|installation check;WEBCO