Problem:    VMS: 100% CPU use, redefining mch_open() and mch_fopen() fails.
Solution:   Do not wait indefinitely in RealWaitForChar(). (Neil Rieck)
            Do not redefine mch_open() and mch_fopen() on VMS. (Zoltan
            Arpadffy)

Problem:    Some macros are used without a semicolon, causing auto-indent to be
            wrong.
Solution:   Use the do-while(0) trick. (Ozaki Kiichi, closes #2729)

Problem:    Various small problems in source files.
Solution:   Fix the problems.

Problem:    Vim does not build on VMS systems.
Solution:   Various changes for VMS. (Zoltan Arpadffy)

Problem:    Modelines in source code are inconsistant.
Solution:   Use the same line in most files.  Add 'noet'.  (Naruhiko Nishino)

Problem:    Using old style function declarations.
Solution:   Change to new style function declarations. (script by Hirohito
            Higashi)

Problem:    Still using __ARGS.
Solution:   Remove __ARGS in several files. (script by Hirohito Higashi)

Problem:    When completing a shell command, directories in the current
            directory are not listed.
Solution:   When "." is not in $PATH also look in the current directory for
            directories.

Problem:    Cannot generate prototypes for Win32 files and VMS.
Solution:   Add typedefs and #ifdef

Problem:    It is not easy to get the full path of a command.
Solution:   Add the exepath() function.