[Halld-offline] nightly build errors and warnings

[Mark Ito]

================ ERRORS ================
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:/u/group/halld/Software/builds/sim-recon/nightly/2012-03-08/sim-recon/include/DHistogram.h:118: error: 'exit' was not declared in this scope
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[4]: *** [smear_bcal.o] Error 1
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[3]: *** [mcsmear] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[2]: *** [Simulation] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[1]: *** [programs] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make: *** [make_halld] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:/u/group/halld/Software/builds/sim-recon/nightly/2012-03-08/sim-recon/include/DHistogram.h:118: error: 'exit' was not declared in this scope
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[4]: *** [smear_bcal_d.o] Error 1
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[3]: *** [mcsmear] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[2]: *** [Simulation] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make[1]: *** [programs] Error 2
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_roentgen.log:make: *** [make_halld] Error 2
================ WARNINGS ==============
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:smear_bcal.cc:1000: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:smear_bcal.cc:1001: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:MyProcessor.cc:242: warning: passing 'double' for argument 1 to 'virtual void TAttLine::SetLineWidth(Width_t)'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:smear_bcal.cc:1000: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:smear_bcal.cc:1001: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_ifarm1102.log:MyProcessor.cc:242: warning: passing 'double' for argument 1 to 'virtual void TAttLine::SetLineWidth(Width_t)'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:smear_bcal.cc:1000: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:smear_bcal.cc:1001: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:MyProcessor.cc:242: warning: passing 'double' for argument 1 to 'virtual void TAttLine::SetLineWidth(Width_t)'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:smear_bcal.cc:1000: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:smear_bcal.cc:1001: warning: converting to 'int' from 'double'
/group/halld/Software/builds/sim-recon/nightly/2012-03-08/halld_jlabl3.log:MyProcessor.cc:242: warning: passing 'double' for argument 1 to 'virtual void TAttLine::SetLineWidth(Width_t)'