How to Tell if Solaris is Configured For 32 or 64 Bit

                                  
If Solaris has been configured for 32 bit, the output of:

isainfo -v

  will be:

32-bit sparc applications

----

If Solaris has been configured for 64 bit, the output of:

isainfo -v

  will be:

64-bit sparcv9 applications
32-bit sparc applications

----

OR:

isainfo -b

will return either 32 or 64