I am stuck with setup and compilation of the irrlicht modules, please

//------------------------------------------------------------------------------------
// irr::gui::IGUISkin wrappers
// do not delete a pointer to this
//------------------------------------------------------------------------------------

extern "C" 
{
    s32 IrrGUI_IGUISkin_getSize(IGUISkin* skin,EGUI_DEFAULT_SIZE which)
    {
        if (skin)
            return skin->getSize(which);
        else return 0;
    }
    
    void IrrGUI_IGUISkin_setSize(IGUISkin* skin,EGUI_DEFAULT_SIZE which, s32 size)
    {
        if (skin)
            skin->setSize(which,size);
    }
    
    SColor* IrrGUI_IGUISkin_getColor(IGUISkin* skin,EGUI_DEFAULT_COLOR which)
    {
        if (skin)
            return new SColor(skin->getColor(which));
        else return 0;
    }
    
    void IrrGUI_IGUISkin_setColor(IGUISkin* skin,EGUI_DEFAULT_COLOR which,SColor* newColor)
    {
        if (skin)
            skin->setColor(which,*newColor);
    }
            
    const c8* IrrGUI_IGUISkin_getDefaultText(IGUISkin* skin,EGUI_DEFAULT_TEXT which)
    {
        if (skin) {
            stringc* text=new stringc(skin->getDefaultText(which));
            return text->c_str();
        } else return 0;
    }
    
    void IrrGUI_IGUISkin_setDefaultText(IGUISkin* skin,EGUI_DEFAULT_TEXT which, const c8* newText)
    {
        stringw w_text = newText;
        if (skin)
            skin->setDefaultText(which,w_text.c_str());
    }
    
    void IrrGUI_IGUISkin_draw3DButtonPaneStandard(IGUISkin* skin,IGUIElement* element,const core::rect<s32>* rect,const core::rect<s32>* clip=0)
    {
        if (skin)
            skin->draw3DButtonPaneStandard(element,*rect,clip);
    }
    
    void IrrGUI_IGUISkin_draw3DButtonPanePressed(IGUISkin* skin,IGUIElement* element, 
                const core::rect<s32>* rect,
                const core::rect<s32>* clip=0)
    {
        if (skin)
            skin->draw3DButtonPanePressed(element,*rect,clip);
    }
    
    void IrrGUI_IGUISkin_draw3DSunkenPane(IGUISkin* skin,IGUIElement* element,
                video::SColor* bgcolor, bool flat, bool fillBackGround,
                const core::rect<s32>* rect,
                const core::rect<s32>* clip=0)
    {
        if (skin)
            skin->draw3DSunkenPane(element,*bgcolor,flat,fillBackGround,*rect,clip);
    }
    
    // must delete return value
    rect<s32>* IrrGUI_IGUISkin_draw3DWindowBackground(IGUISkin* skin,IGUIElement* element,
                bool drawTitleBar, SColor* titleBarColor,
                const core::rect<s32>* rect,
                const core::rect<s32>* clip = 0, core::rect<s32>* checkClientArea = 0)
    {
        if (skin)
            return new core::rect<s32>(skin->draw3DWindowBackground(element,drawTitleBar,*titleBarColor,*rect, clip, checkClientArea));
        else return 0;
    }
    
    void IrrGUI_IGUISkin_draw3DMenuPane(IGUISkin* skin,IGUIElement* element,
                const core::rect<s32>* rect,
                const core::rect<s32>* clip=0)
    {
        if (skin)
            skin->draw3DMenuPane(element,*rect,clip);
    }
    
    void IrrGUI_IGUISkin_draw3DToolBar(IGUISkin* skin,IGUIElement* element,
                const core::rect<s32>* rect,
                const core::rect<s32>* clip=0)
    {
        if (skin)
            skin->draw3DToolBar(element,*rect,clip);
    }
        
    // do not delete
    IGUISpriteBank* IrrGUI_IGUISkin_getSpriteBank(IGUISkin* skin)
    {
        if (skin)
            return skin->getSpriteBank();
        else return 0;
    }
    
    void IrrGUI_IGUISkin_setSpriteBank(IGUISkin* skin,IGUISpriteBank* bank)
    {
        if (skin)
            skin->setSpriteBank(bank);
    }
    
    u32 IrrGUI_IGUISkin_getIcon(IGUISkin* skin,EGUI_DEFAULT_ICON icon)
    {
        if (skin)
            return skin->getIcon(icon);
        else return 0;
    }
    
    void IrrGUI_IGUISkin_setIcon(IGUISkin* skin,EGUI_DEFAULT_ICON icon, u32 index)
    {
        if (skin)
            skin->setIcon(icon,index);
    }
    
    s32 IrrGUI_IGUISkin_getType(IGUISkin* skin)
    {
        if (skin)
            return skin->getType();
        else return -1;
    }
    
    void IrrGUI_IGUISkin_drawIcon(IGUISkin* skin,IGUIElement* element, EGUI_DEFAULT_ICON icon,
        position2di* position, u32 starttime=0, u32 currenttime=0, 
        bool loop=false, recti* clip=0)
    {
        if (skin)
            skin->drawIcon(element,icon,*position,starttime,currenttime,loop,clip);
    }

    // do not delete
    IGUIFont* IrrGUI_IGUISkin_getFont(IGUISkin* skin,EGUI_DEFAULT_FONT which=EGDF_DEFAULT)
    {
        if (skin)
            return skin->getFont(which);
        else return 0;
    }

    void IrrGUI_IGUISkin_setFont(IGUISkin* skin,IGUIFont* font, EGUI_DEFAULT_FONT which=EGDF_DEFAULT)
    {
        if (skin)
            skin->setFont(font,which);
    }

    void IrrGUI_IGUISkin_draw2DRectangle(IGUISkin* skin, IGUIElement* element, SColor* color, rect<s32>* pos, rect<s32>* clip = 0)
    {
        if (skin)
            skin->draw2DRectangle(element, *color, *pos, clip);
    }
    
    void IrrGUI_IGUISkin_draw3DTabButton(IGUISkin* skin, IGUIElement* element, bool active, const core::rect<s32>* rect, const core::rect<s32>* clip=0, gui::EGUI_ALIGNMENT alignment=EGUIA_UPPERLEFT)
    {
        if (skin)
            skin->draw3DTabButton(element, active, *rect, clip, alignment);
    }

    void IrrGUI_IGUISkin_draw3DTabBody(IGUISkin* skin, IGUIElement* element, bool border, bool background, const core::rect<s32>* rect, const core::rect<s32>* clip=0, s32 tabHeight=-1, gui::EGUI_ALIGNMENT alignment=EGUIA_UPPERLEFT )
    {
        if (skin)
            skin->draw3DTabBody(element, border, background, *rect, clip, tabHeight, alignment); 
    }
}