libharu_sys
pub unsafe extern "C" fn HPDF_Page_Concat( page: HPDF_Page, a: HPDF_REAL, b: HPDF_REAL, c: HPDF_REAL, d: HPDF_REAL, x: HPDF_REAL, y: HPDF_REAL) -> HPDF_STATUS