hi everyone and ken, vpopmail-4.10.29 could not be compiled in redhat 7.1 with gcc-2.96-85, please help me to check the error messages listed below, thank you very much! -------------------------------------------------------------------- gcc -I. -I/usr/local/include -O9 -mpentiumpro -march=pentiumpro -mcpu=pentiumpro -fomit-frame-pointer -felide-constructors -fno-rtti -fno-exceptions -Wall -c vchkpw.c gcc -O9 -mpentiumpro -march=pentiumpro -mcpu=pentiumpro -fomit-frame-pointer -felide-constructors -fno-rtti -fno-exceptions -Wall -o vchkpw vchkpw.o libvpopmail.a -L/usr/local/lib -lldap -llber -lresolv -lnsl -lcrypt libvpopmail.a(vpopmail.o): In function `vset_default_domain': vpopmail.o(.text+0x2255): undefined reference to `vget_ip_map' collect2: ld returned 1 exit status make[2]: *** [vchkpw] Error 1 make[2]: Leaving directory `/home/osis/osms/vpopmail-4.10.29' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/home/osis/osms/vpopmail-4.10.29' make: *** [all-recursive-am] Error 2 make AM_INSTALL_PROGRAM_FLAGS=-s install make[1]: Entering directory `/home/osis/osms/vpopmail-4.10.29' Making install in cdb make[2]: Entering directory `/home/osis/osms/vpopmail-4.10.29/cdb' make[2]: Nothing to be done for `install'. make[2]: Leaving directory `/home/osis/osms/vpopmail-4.10.29/cdb' make[2]: Entering directory `/home/osis/osms/vpopmail-4.10.29' gcc -O9 -mpentiumpro -march=pentiumpro -mcpu=pentiumpro -fomit-frame-pointer -felide-constructors -fno-rtti -fno-exceptions -Wall -o vchkpw vchkpw.o libvpopmail.a -L/usr/local/lib -lldap -llber -lresolv -lnsl -lcrypt libvpopmail.a(vpopmail.o): In function `vset_default_domain': vpopmail.o(.text+0x2255): undefined reference to `vget_ip_map' collect2: ld returned 1 exit status make[2]: *** [vchkpw] Error 1 make[2]: Leaving directory `/home/osis/osms/vpopmail-4.10.29' make[1]: *** [install-recursive] Error 1 make[1]: Leaving directory `/home/osis/osms/vpopmail-4.10.29' make: *** [install-strip] Error 2