ok, it appears things actually work with hostlists and all (for squeue at least)

contribs/pam/pam_slurm.c

contribs/perlapi/libslurm/perl/Slurm.xs

slurm.spec

slurm/slurmdb.h

src/common/hostlist.c

src/common/node_select.c

src/common/slurm_accounting_storage.c

src/common/slurm_accounting_storage.h

src/common/slurm_protocol_api.c

src/common/slurm_protocol_defs.c

src/common/slurm_protocol_defs.h

src/common/slurm_protocol_pack.c

src/common/slurmdb_defs.h

src/common/slurmdb_pack.c

src/common/slurmdbd_defs.c

src/common/slurmdbd_defs.h

...s/accounting_storage/filetxt/accounting_storage_filetxt.c

...ugins/accounting_storage/mysql/accounting_storage_mysql.c

src/plugins/accounting_storage/mysql/as_mysql_cluster.c

src/plugins/accounting_storage/mysql/as_mysql_cluster.h