references.
(max_decimals): Renamed fmt_max_decimals and made public. Updated
all references.
+ (var_create): Use the new functions for default variable
+ attributes below.
+ (var_default_formats): New function.
+ (var_default_measure): New function.
+ (var_default_alignment): New function.
* format.h (macro FMT_MAX_NUMERIC_WIDTH): New macro.