LAPACK 3.12.0
LAPACK: Linear Algebra PACKage

Functions  
subroutine  clarfx (side, m, n, v, tau, c, ldc, work) 
CLARFX applies an elementary reflector to a general rectangular matrix, with loop unrolling when the reflector has order ≤ 10.  
subroutine  dlarfx (side, m, n, v, tau, c, ldc, work) 
DLARFX applies an elementary reflector to a general rectangular matrix, with loop unrolling when the reflector has order ≤ 10.  
subroutine  slarfx (side, m, n, v, tau, c, ldc, work) 
SLARFX applies an elementary reflector to a general rectangular matrix, with loop unrolling when the reflector has order ≤ 10.  
subroutine  zlarfx (side, m, n, v, tau, c, ldc, work) 
ZLARFX applies an elementary reflector to a general rectangular matrix, with loop unrolling when the reflector has order ≤ 10.  