aclrtMemHandleType

typedef enum aclrtMemHandleType {
    ACL_MEM_HANDLE_TYPE_NONE = 0,   // Common handle without a type identifier
    ACL_MEM_HANDLE_TYPE_POSIX = 2,  // POSIX handle, indicating that the memory can be exported through the POSIX file descriptor. You are advised to configure this attribute only in the POSIX system.
} aclrtMemHandleType;