Fixed build errors for dxPtexViewer w/ TBB
Fixed build errors for dxPtexViewer w/ TBB

c64kernal/OpenSubdiv,poljere/OpenSubdiv,lookup1980/OpenSubdiv,shengfuintel/OpenSubdiv,nyotis/OpenSubdiv,anshuarya/OpenSubdiv,takahito-tejima/OpenSubdiv,takahito-tejima/OpenSubdiv,xldeveloper/OpenSubdiv,anshuarya/OpenSubdiv,poljere/OpenSubdiv,anshuarya/OpenSubdiv,nyotis/OpenSubdiv,lookup1980/OpenSubdiv,shengfuintel/OpenSubdiv,nyotis/OpenSubdiv,lookup1980/OpenSubdiv,takahito-tejima/OpenSubdiv,xldeveloper/OpenSubdiv,c64kernal/OpenSubdiv,c64kernal/OpenSubdiv,poljere/OpenSubdiv,shengfuintel/OpenSubdiv,xldeveloper/OpenSubdiv