Looking for missing pamlibs....

[<hanasaki@ns1.microlink.net>]

what package will provide a lib to resolve the below?

/bin/rm -f exim
gcc -o exim  accept.o child.o daemon.o dbfn.o debug.o deliver.o direct.o
directory.o dns.o drtables.o exim.o expand.o filter.o globals.o header.o
host.o log.o match.o moan.o os.o parse.o queue.o readconf.o retry.o
rewrite.o route.o search.o smtp_in.o smtp_out.o spool_in.o spool_out.o
store.o string.o tls.o tod.o transport.o tree.o verify.o  version.o \
  libident/libident.a pcre/libpcre.a directors/directors.a \
  routers/routers.a transports/transports.a lookups/lookups.a \
  auths/auths.a \
  -lnsl -lcrypt     \
  -ldb -lresolv   
auths/auths.a(call_pam.o): In function `auth_call_pam':
call_pam.o(.text+0x16e): undefined reference to `pam_start'
call_pam.o(.text+0x187): undefined reference to `pam_authenticate'
call_pam.o(.text+0x1a9): undefined reference to `pam_acct_mgmt'
call_pam.o(.text+0x1bb): undefined reference to `pam_end'
call_pam.o(.text+0x1e8): undefined reference to `pam_strerror'
collect2: ld returned 1 exit status
make[1]: *** [exim] Error 1


Thank you