Something

make[3]: Entering directory `/usr/src/redhat/BUILD/hylafax-4.2.2/faxd'
/usr/bin/g++        -D__ANSI_CPP__ -I. -I.. -I.././regex -I.././faxd -I.././util -I/usr/local/include -g -fpic -O -o faxq 
DestControl.o DestInfo.o Job.o HylaClient.o Modem.o QLink.o Trigger.o TriggerRef.o faxQueueApp.o -lfaxserver  -L../util 
-L../faxd -lfaxutil -L/usr/local/lib   -lpam -ljbig -ltiff -ljpeg -lz -lz -L../regex -lregex  -lcrypt -lutil -lm 
../faxd/libfaxserver.so: undefined reference to `jbg_enc_init(jbg_enc_state*, unsigned long, unsigned long, int, unsigned 
char**, void (*)(unsigned char*, unsigned, void*), void*)'
../faxd/libfaxserver.so: undefined reference to `jbg_enc_free(jbg_enc_state*)'
../faxd/libfaxserver.so: undefined reference to `jbg_enc_out(jbg_enc_state*)'
collect2: ld returned 1 exit status