[Konstantinos]

I don't really know what it does that. Try using break instead:

PHP Code:

new value = -1;
for(new a = 0; a < Server[0][quantCasas]; a++)
{
    if(!strcmp(Casa[a][dono], name)) 
    {
        printf("\"%s\"", Casa[a][dono]);
        value = a;
        break;
}
return value;