-= snip =-
gcc -c ssl.c -O2 -Wall -W -Wshadow -idirafter dummyinc
gcc -c sysutil.c -O2 -Wall -W -Wshadow -idirafter dummyinc
gcc -c sysdeputil.c -O2 -Wall -W -Wshadow -idirafter dummyinc
gcc -o vsftpd main.o utility.o prelogin.o ftpcmdio.o postlogin.o
privsock.o tunables.o ftpdataio.o secbuf.o ls.o postprivparent.o
logging.o str.o netstr.o sysstr.o strlist.o banner.o filestr.o
parseconf.o secutil.o ascii.o oneprocess.o twoprocess.o privops.o
standalone.o hash.o tcpwrap.o ipaddrparse.o access.o features.o
readwrite.o ssl.o sysutil.o sysdeputil.o -Wl,-s `./vsf_findlibs.sh`
sysdeputil.o(.text+0x1c4): In function `vsf_sysdep_has_capabilities':
: undefined reference to `cap_get_proc'
sysdeputil.o(.text+0x1cf): In function `vsf_sysdep_has_capabilities':
: undefined reference to `cap_free'
sysdeputil.o(.text+0x1f9): In function `vsf_sysdep_adopt_capabilities':
: undefined reference to `cap_init'
sysdeputil.o(.text+0x20f): In function `vsf_sysdep_adopt_capabilities':
: undefined reference to `cap_set_proc'
-= snip =-
collect2: ld returned 1 exit status
make: *** [vsftpd] Error 1

Any ideas? Thanks!