media-libs/libcdr-0.1.1 (and probably 0.1.0 and 9999) should have build-time dependency on dev-libs/boost. This dependency is present in older ebuilds (0.0.14, 0.0.16) and was mysteriously lost in newer ebuilds.
... checking pkg-config is at least version 0.20... yes checking for REVENGE... yes checking for REVENGE_STREAM... yes checking for REVENGE_GENERATORS... yes checking for LCMS2... yes checking for ZLIB... yes checking for ICU... yes checking for boost/optional.hpp... yes checking for boost/property_tree/ptree.hpp... yes checking for boost/scoped_ptr.hpp... yes checking for boost/spirit/include/classic.hpp... yes checking for boost/property_tree/json_parser.hpp... yes checking for native Win32... no checking for Win32 platform in general... no checking for -fvisibility=hidden compiler flag... yes checking that generated files are newer than configure... done ... $ grep -r boost/ src src/lib/CDRParser.cpp:#include <boost/property_tree/json_parser.hpp> src/lib/CDRParser.cpp:#include <boost/property_tree/ptree.hpp> src/lib/CDRParser.cpp:#include <boost/spirit/include/classic.hpp> src/lib/CDRDocument.cpp:#include <boost/scoped_ptr.hpp>
+ 04 Feb 2015; Michał Górny <mgorny@gentoo.org> libcdr-0.1.0.ebuild, + libcdr-0.1.1.ebuild, libcdr-9999.ebuild: + Add missing boost dep, bug #538774.
