for(OptionMap::iterator i=options.begin(); i!=options.end(); ++i)
{
Option &opt=i->second;
- unsigned dollar=0;
+ string::size_type dollar=0;
while((dollar=opt.value.find('$', dollar))!=string::npos)
{
- unsigned end;
+ string::size_type end;
string var;
if(opt.value[dollar+1]=='{')
{