INT 2F - Network Courier E-Mail - 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. AH = 92h AL = function 00h installation check 01h uninstall 02h pop down MICRO.EXE notification window 03h ??? 04h ??? 05h ??? Return: ??? Program: The Network Courier is an electronic mail package by Consumers Software of Vancouver, BC which was bought by Microsoft in 1991 and renamed Microsoft Mail v3.0. SeeAlso: AX=9400h,AX=9401h,AX=9402h,AH=9Ch Index: installation check;Network Courier E-Mail Index: uninstall;Network Courier E-Mail