#ifndef _NTRTL_H

// rev
/**
 * The RtlGetNtProductType routine retrieves the product type of the running operating system.
 *
 * \param NtProductType A pointer to a variable that receives the NT_PRODUCT_TYPE value.
 * \return Returns `TRUE` if the product type was retrieved successfully, otherwise `FALSE`.
 */
NTSYSAPI
BOOLEAN
NTAPI
RtlGetNtProductType(
    _Out_ PNT_PRODUCT_TYPE NtProductType
    );

#endif
View code on GitHub