Update to Aug 26 g77 front end and runtime.

gcc/f/ChangeLog

gcc/f/ChangeLog.egcs

gcc/f/Make-lang.in

gcc/f/bugs.texi

gcc/f/com-rt.def

gcc/f/com.c

gcc/f/config-lang.in

gcc/f/g77.texi

gcc/f/global.c

gcc/f/install.texi

gcc/f/intdoc.c

gcc/f/intdoc.h

gcc/f/intrin.h

gcc/f/malloc.c

gcc/f/news.texi

gcc/f/runtime/ChangeLog

gcc/f/runtime/ChangeLog.egcs

gcc/f/runtime/Makefile.in

gcc/f/runtime/changes.netlib

gcc/f/runtime/f2cext.c