floorlog10       3543 gnulib-tests/vasnprintf.c                           int exponent = floorlog10 (arg < 0 ? -arg : arg);
floorlog10       4151 gnulib-tests/vasnprintf.c                                     exponent = floorlog10 (arg);
floorlog10       4299 gnulib-tests/vasnprintf.c                                     exponent = floorlog10 (arg);