build_vms.com initial version

build_vms.com

+$ copts = "/name=(short,as_is)/float=ieee/IEEE_MODE=DENORM_RESULTS"
+$ cc 'copts' bsafe.c
+$ cc 'copts' bstest.c
+$ cc 'copts' bstraux.c
+$ cc 'copts' bstrlib.c
+$ cc 'copts' buniutil.c
+$ cc 'copts' testaux.c
+$ cc 'copts' utf8util.c
+$
+$ library/crea bstrlib.olb bstrlib.obj,bstraux.obj,buniutil.obj,utf8util.obj
+$ link bstest, bstrlib.olb/lib