Small fixes to be ready for Boost 1.75
LCG 100 will feature Boost 1.75, with minor backward incompatibilities with the version we are using now (1.72).
This fixes the build errors in lhcb-lcg-dev4 and lhcb-lcg-dev3 slots.
LCG 100 will feature Boost 1.75, with minor backward incompatibilities with the version we are using now (1.72).
This fixes the build errors in lhcb-lcg-dev4 and lhcb-lcg-dev3 slots.