Find Total amount of memory in a PC

I need a program that is a win32 application that will find out the total amount of memory in my machine. It must not use WMI as its not installed but it can use all normal win32 api`s ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Exclusive and complete copyrights to all work purchased. (No GPL, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site). ## Platform Win32, Windowsxp