[MacPorts] #33015: libsdl_image build failure on Tiger: error: ‘CGFloat’ undeclared

[MacPorts]

#33015: libsdl_image build failure on Tiger: error: ‘CGFloat’ undeclared
-------------------------------------+--------------------------------------
 Reporter:  ryandesign@…             |       Owner:  jmr@…           
     Type:  defect                   |      Status:  new             
 Priority:  Normal                   |   Milestone:                  
Component:  ports                    |     Version:  2.0.3           
 Keywords:  tiger                    |        Port:  libsdl_image    
-------------------------------------+--------------------------------------
 {{{
 IMG_ImageIO.m: In function ‘Create_SDL_Surface_From_CGImage_RGB’:
 IMG_ImageIO.m:220: error: ‘CGFloat’ undeclared (first use in this
 function)
 IMG_ImageIO.m:220: error: (Each undeclared identifier is reported only
 once
 IMG_ImageIO.m:220: error: for each function it appears in.)
 IMG_ImageIO.m:220: error: parse error before ‘whitePoint’
 IMG_ImageIO.m:230: error: ‘whitePoint’ undeclared (first use in this
 function)
 IMG_ImageIO.m:230: error: ‘blackPoint’ undeclared (first use in this
 function)
 IMG_ImageIO.m:231: error: ‘matrix’ undeclared (first use in this function)
 IMG_ImageIO.m:231: warning: passing argument 3 of
 ‘CGColorSpaceCreateCalibratedRGB’ from incompatible pointer type
 IMG_ImageIO.m: In function ‘Create_SDL_Surface_From_CGImage_Index’:
 IMG_ImageIO.m:310: warning: initialization makes pointer from integer
 without a cast
 IMG_ImageIO.m: In function ‘Create_SDL_Surface_From_CGImage’:
 IMG_ImageIO.m:354: error: ‘kCGColorSpaceModelIndexed’ undeclared (first
 use in this function)
 make: *** [IMG_ImageIO.lo] Error 1
 }}}

 I believe it should be possible to `typedef` `CGFloat` to `float`.

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Ticket URL: <https://trac.macports.org/ticket/33015>
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