/sources/contrib/fernan/nhc98/src/libraries/base/Control/Concurrent/ 4091 2009-09-19 Chan.hs 3324 2009-09-19 MVar.hs 2324 2009-09-19 QSem.hs 2191 2009-09-19 QSemN.hs 3369 2009-09-19 SampleVar.hs