Check for presence of elf.h. Otherwise, redefine macros that are used. Fix
treedf48dfa0fc0c5cff993ea68ac4e9760568a54dab
drwxr-xr-x - gcc-4_6-mobile
drwxr-xr-x - gcc-4_6
drwxr-xr-x - gcc-4_6_2-mobile
drwxr-xr-x - gcc-4_7-integration
drwxr-xr-x - gcc-4_7
drwxr-xr-x - integration
drwxr-xr-x - main