FcWeightToOpenType -- Convert from fontconfig weight values to OpenType ones
Synopsis
#include <fontconfig/fontconfig.h>
int FcWeightToOpenType(intot_weight);
Description
FcWeightToOpenType is the inverse of
FcWeightFromOpenType. If the input is less than
FC_WEIGHT_THIN or greater than FC_WEIGHT_EXTRABLACK, returns -1. Otherwise
returns a number in the range 1 to 1000.