For those of you, who dont know about GetSystemDEPPolicy Function, Please refer to this link: http://msdn.microsoft.com/en-us/library/bb736298%28VS.85%29.aspx For others lets see on implementing this: GetSystemDEPPolicy Function Gets the data execution prevention (DEP) policy setting for the system. Syntax in C++: DEP_SYSTEM_POLICY_TYPE WINAPI GetSystemDEPPolicy(void); Describe a typedef in the beginning. typedef DEP_SYSTEM_POLICY_TYPE (WINAPI *ptr_getsystemdeppolicy) (void); Next you