Fix a 64-bit'ism in the handling of the ident service.  sysctlbyname() takes a size_t as its 3rd argument, which is 64-bits on the alpha.  The 'len' variable used was a int, which is only 32-bits.  Use size_t as the type for 'len' to work-around this.
Fix a 64-bit'ism in the handling of the ident service.  sysctlbyname() takes
a size_t as its 3rd argument, which is 64-bits on the alpha.  The 'len'
variable used was a int, which is only 32-bits.  Use size_t as the type
for 'len' to work-around this.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase