Provided by: libfontconfig1-dev_2.12.6-0ubuntu2_amd64 

NAME
FcStrDowncase - create a lower case translation of a string
SYNOPSIS
#include <fontconfig/fontconfig.h> FcChar8 * FcStrDowncase (const FcChar8 *s);
DESCRIPTION
Allocates memory, copies s, converting upper case letters to lower case and returns the allocated buffer.