// Example
//libs..

void example( int *forTest )

void example1( int forTest )

int main( int argc, char **argv )
{
    int a = 5;

    example( &a );
    printf( "After test: %d", a );

    a = 5;

    example1( a );
    printf( "After test: %d", a );

    return 0;
}

void example( int *forTest )
{
    printf( "Before test: %d", forTest );

    forTest = 6;
}

void example1( int forTest )
{
    printf( "Before test: %d", forTest );

    forTest = 6;
}