Fix commented out CFLAGS addition for LOGIN_CAP_AUTH, which was missing a make -D option.
Fix commented out CFLAGS addition for LOGIN_CAP_AUTH, which was missing
a make -D option.

PR:	12591
Submitted by:	Craig Leres <leres@ee.lbl.gov>

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