55c55 < if ( bshift != 0 ) { --- > if ( bmask != 0 ) { 121c121 < for ( i=0; (mask & 1) == 0; i++ ) --- > for ( i=0; ((mask & 1) == 0); i++ ) 124c124 < for ( j=0; (mask & 1) != 0; j++ ) --- > for ( j=0; ((mask & 1) != 0); j++ )