FOR /F %%G IN ('findstr /m netkvm c:\windows\inf\oem*.inf') DO (call :inf_check "%%G")
GOTO :eof

:inf_check
 GOTO :inf_del %~n1%~x1
 GOTO :eof

:inf_del
REM pnputil -f -d %1
 GOTO :eof

:inf_add:
 pnputil -i -a %1
 GOTO :eof