Description: floating-point rounding precision
 Refresh and revisit the floating-point rounding precision set up by
 considering the C99 floating-point environment <fenv.h> (ISO C99 7.6)
 if applicable, or the FPU Control material <fpu_control.h>, or
 the former material as last resort.
Origin: vendor, Debian
Author: Jerome Benoit <calculus@rezozer.net>
Last-Update: 2014-10-25