NRPE check_disk error [nagios,solaris]

Good morning folks,

I'm having a problem with check_disk with mounted 3TB volumes. It appears that the value being returned by stavfs is too large to be processed by the check_disk plugin. Does anyone know of an updated check_disk plugin?

Solaris 10:

# /usr/local/nagios/libexec/check_disk -w 10% -c 5% -p netapp:/vol/myhost_dbf
DISK OK - free space: /oradata/dbf -289275791807401200000 MB (100%);| /oradata/dbf=-1733660838MB;1190028902;-891342029;0;1322254336

Truss shows:

statvfs("/oradata/dbf", 0xFFBFF490)       Err#79 EOVERFLOW

Solaris 9:

# /usr/local/nagios/libexec/check_disk -w 5% -c 4% -v netapp:/vol/myhost2_dbf
DISK UNKNOWN - free space:|

Truss shows:

statvfs("/oradata/dbf", 0xFFBFF4D0)       Err#79 EOVERFLOW