펄로 만든 소켓프로그램을 컴파일하는데 다음과 같은 에러가 발생합니다. 해결방
법을 아시는 분은 좀 지도좀 해주세요....
  -----------------------------------------------------------------------
---------
Compiling abc.pl:
-----------------------------------------------------------------------
---------
Making C(abc.pl.c) for abc.pl!
perl -I/usr/lib/perl5/5.00503/i386-linux -I/usr/lib/perl5/5.00503 -
I/usr/lib/perl5/site_perl/5.005/i386-linux -
I/usr/lib/perl5/site_perl/5.005 -I. -MO=CC,-o abc.pl.c abc.pl
abc.pl syntax OK
No definition for sub Socket::PF_INET
No definition for sub Socket::PF_INET(unable to autoload)
No definition for sub Socket::SOCK_STREAM
No definition for sub Socket::SOCK_STREAM(unable to autoload)
substcont: op = LOGOP (0x82e5420) pp_substcont, pmop = PMOP
(0x82e5390) pp_subst
pmopsym = (OP*)&pmop_list[6]
substcont: op = LOGOP (0x81443b0) pp_substcont, pmop = PMOP
(0x81443e8) pp_subst
pmopsym = (OP*)&pmop_list[14]
substcont: op = LOGOP (0x81440c8) pp_substcont, pmop = PMOP
(0x8144108) pp_subst
pmopsym = (OP*)&pmop_list[15]
substcont: op = LOGOP (0x8141d48) pp_substcont, pmop = PMOP
(0x8141cb0) pp_subst
pmopsym = (OP*)&pmop_list[16]
No definition for sub Socket::MSG_EOF
No definition for sub Socket::MSG_EOF(unable to autoload)
 ......
......
중간생략
......
......
 Compiling C(abc) for abc.pl!
perl -I/usr/lib/perl5/5.00503/i386-linux -I/usr/lib/perl5/5.00503 -
I/usr/lib/perl5/site_perl/5.005/i386-linux -
I/usr/lib/perl5/site_perl/5.005 -I. /tmp/abc.pl.tst
cc -Dbool=char -DHAS_BOOL -I/usr/local/include -O2 -m486 -fno-strength-
reduce -I/usr/lib/perl5/5.00503/i386-
linux/CORE /usr/lib/perl5/5.00503/i386-
linux/auto/Fcntl/Fcntl.so /usr/lib/perl5/5.00503/i386-
linux/auto/Socket/Socket.so -o abc abc.pl.c  -L/usr/local/lib -
L/usr/lib/perl5/5.00503/i386-linux/CORE -lperl -lnsl -ldl -lm -lc -
lposix -lcrypt