/usr/include/libxml/parser.h provided by two packages

[Gianluca Sforna]

yum whatprovides /usr/include/libxml/parser.h

reports:

libxml2-devel.i386                       2.6.26-2.1.1           core
Matched from:
/usr/include/libxml/parser.h


libxml++-devel.i386                      2.14.0-1.1.fc6         extras
Matched from:
/usr/include/libxml/parser.h

bug or feature?