This is a list of LabVIEW ini File settings relating to Paths.
defaultdir
Example: defaultdir ="C:\Program Files\National Instruments\LabVIEW 8.2\"
Description: Default Directory
Datatype:
Path
Permitted Values: Any existing disk path
Default Value: 
The installed LabVIEW folder, 
The user home folder
LabVIEW Versions:
3.x,
4.x,
5.x,
6.x,
7.x,
8.x
OS's Supported:
Notes: None
libdir
Example: libdir="C:\Program Files\National Instruments\LabVIEW 5.1\"
Description: Library Directory
Datatype:
Path
Permitted Values: Any existing disk path
Default Value: ..\LabVIEW x.x\
LabVIEW Versions:
3.x,
4.x,
5.x,
6.x,
7.x,
8.x
OS's Supported:
Notes: None
menusdir
Example: menusdir="C:\Program Files\National Instruments\LabVIEW 8.2\menus"
Description: Menus Directory
Datatype:
Path
Permitted Values: Any existing disk path
Default Value: ..\LabVIEW x.x\menus\
LabVIEW Versions:
5.x,
6.x,
7.x,
8.x,
OS's Supported:
Notes: None
tmpdir
Example: tmpdir="C:\DOCUME~1\USERNA~1\LOCALS~1\Temp\"
Description: Temporary Directory
Datatype:
Path
Permitted Values: Any existing disk path
Default Value: The OS-reported temporary folder (as read from the TMP environment variable)
LabVIEW Versions:
3.x,
4.x,
5.x,
6.x,
7.x,
8.x
OS's Supported:
Notes: None
viSearchPath
Example: viSearchPath= "<topvi>:\*;<foundvi>:\;<vilib>:\*;<userlib>:\*;<instrlib>:\*"
Description: VI Search Path
Datatype:
Path
Permitted Values: Any existing disk paths
Default Value: "<topvi>:\*;<foundvi>:\;<vilib>:\*;<userlib>:\*;<instrlib>:\*"
LabVIEW Versions:
3.x,
4.x,
5.x,
6.x,
7.x,
8.x
OS's Supported:
Notes: The locations that LabVIEW will search through to find components that aren't in their expected location