RtlCreateProcessParametersEx - NtDoc

#ifndef _NTRTL_H
#if (PHNT_VERSION >= PHNT_VISTA)

// private
NTSYSAPI
NTSTATUS
NTAPI
RtlCreateProcessParametersEx(
    _Out_ PRTL_USER_PROCESS_PARAMETERS *pProcessParameters,
    _In_ PUNICODE_STRING ImagePathName,
    _In_opt_ PUNICODE_STRING DllPath,
    _In_opt_ PUNICODE_STRING CurrentDirectory,
    _In_opt_ PUNICODE_STRING CommandLine,
    _In_opt_ PVOID Environment,
    _In_opt_ PUNICODE_STRING WindowTitle,
    _In_opt_ PUNICODE_STRING DesktopInfo,
    _In_opt_ PUNICODE_STRING ShellInfo,
    _In_opt_ PUNICODE_STRING RuntimeData,
    _In_ ULONG Flags // pass RTL_USER_PROC_PARAMS_NORMALIZED to keep parameters normalized
    );

#endif
#endif
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