Merge : re-applies missing part of fix for Bug 2901,Add export for s60ibymacros.pm
component dev_build_sbsv1_make-abld
source \src\tools\build\sbsv1\make-abld
binary \src\tools\build\sbsv1\make-abld\group all
exports \src\tools\build\sbsv1\make-abld\group
notes_source \component_defs\release.src
ipr T