/bin/bash ./libtool --quiet --mode=link --tag=CC gcc -I/qmail/vpopmail/include -g -O2 -Wall -I.. -I./.. -o authdaemondprog -export-dynamic -dlopen libauthpam.la -dlopen libauthvchkpw.la -dlopen libauthpipe.la -lsocket -lnsl -lcrypt authdaemond.o -lltdl libcourierauthcommon.la liblock/liblock.la Undefined first referenced symbol in file libmail_encode_start ./.libs/libcourierauthcommon.so libmail_str_gid_t authdaemond.o libmail_str_uid_t authdaemond.o md5_crypt_redhat ./.libs/libcourierauthcommon.so sha1_hash ./.libs/libcourierauthcommon.so hmac_list ./.libs/libcourierauthcommon.so hmac_hashtext ./.libs/libcourierauthcommon.so hmac_hashkey ./.libs/libcourierauthcommon.so sha256_hash ./.libs/libcourierauthcommon.so libmail_encode ./.libs/libcourierauthcommon.so libmail_encode_end ./.libs/libcourierauthcommon.so md5_hash_courier ./.libs/libcourierauthcommon.so ld: fatal: Symbol referencing errors. No output written to .libs/authdaemondprog collect2: ld returned 1 exit status