6451790 timex need to be compiled in 64 bit, to prevent overflows (fix build warning)

[arindam.sar...@sun.com]

Author: as158974
Repository: /hg/onnv/onnv-gate
Latest revision: d6923ce75f1323c507530e0312e020bb5c3055bc
Total changesets: 1
Log message:
6451790 timex need to be compiled in 64 bit, to prevent overflows (fix build 
warning)

Files:
        update: usr/src/cmd/sa/Makefile.com
        update: usr/src/cmd/sa/amd64/Makefile
        update: usr/src/cmd/sa/sparcv9/Makefile
        update: usr/src/cmd/sa/timex.c