lapack_sys::stgexc_

pub unsafe extern fn stgexc_(wantq: *const c_int, wantz: *const c_int, n: *const c_int, a: *mut c_float, lda: *const c_int, b: *mut c_float, ldb: *const c_int, q: *mut c_float, ldq: *const c_int, z: *mut c_float, ldz: *const c_int, ifst: *mut c_int, ilst: *mut c_int, work: *mut c_float, lwork: *const c_int, info: *mut c_int)