From Remi Mommsen:

Patch fixes a bug in 'configure macosx  --enable-soversion' when the ROOT
revision includes a letter (like the 4.04/02b). The following patch strips
the letter from the revision.


git-svn-id: http://root.cern.ch/svn/root/trunk@12255 27541ba8-7e3a-0410-8455-c3a389f83636