Fix 'redefinition of _' compile warnings due to broken copy & pasted macro in the camlibs. git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@2892 67ed7778-7388-44ab-90cf-0a291f65f57c
To compile stand-alone, libgpio needs to be installed. If it is, run: ./compile the resulting binary, named "barbie" can be put anywhere.