ShellExecute和WinExec怎么重定向输出

Usage:
MSDEV [myprj.dsp|mywksp.dsw] - load project/workspace
[] - load source file
/? - display usage information
/EX - execute a VBScript macro
/OUT - redirect command line output to a file
/USEENV - ignore tools.options.directories settings
/MAKE [] [...] - build specified target(s)
[ - ]
[[|ALL] - [DEBUG|RELEASE|ALL]]
/CLEAN - delete intermediate files but don't build
/REBUILD - clean and build
/NORECURSE - don't build dependent projects