SYNOPSIS
#include <firestring.h>-lfirestring
int firestring_estr_tolower(struct firestring_estr_t *dest, struct firestring_estr_t *source, const long start)
DESCRIPTION
firestring_estr_tolower() copies the data in source starting at position start to dest, replacing any uppercase characters with lowercase ones by using tolower(3). source and dest can be the same string.RETURN VALUE
0 if the string was copied successfully; 1 if there was insufficient space in destination for the copy to occur.