Undefined All PQ keywords

Hi Folks,

I tried the libpq sample program.
It looks nice, however, I got error messages undefined reference to PQ ...
Here I attached the errors below.
Thanx for any help.

--
Best Regards,

Mike
Web Programmer
TKO Systems, Ltd.

begin 666 errpostgre.txt
M<&=S86UP;&4N;SH(at)26X@9G5N8W1I;VX(at)8&UA:6XG(dot)(at)T*<&=S86UP;&4N;R(at)N
M=&5X="LP>#$R*3H(at)=6YD969I;F5D(')E9F5R96YC92!T;R!(at)4%%C;VYN96-T
M9&(G#0IP9W-A;7!L92YO*"YT97AT*S!X,6,I.B!U;F1E9FEN960@<F5F97)E
M;F-E('1O(&!047-T871U<R<-"G!G<V%M<&QE+F\H+G1E>'0K,'@S9BDZ('5N
M9&5F:6YE9"!R969E<F5N8V4(at)=&\(at)8%!197)R;W)-97-S86=E)PT*<&=S86UP
M;&4N;R(at)N=&5X="LP>#ED*3H(at)=6YD969I;F5D(')E9F5R96YC92!T;R!(at)4%%E
M>&5C)PT*<&=S86UP;&4N;R(at)N=&5X="LP>&$W*3H(at)=6YD969I;F5D(')E9F5R
M96YC92!T;R!(at)4%%R97-U;'13=&%T=7,G#0IP9W-A;7!L92YO*"YT97AT*S!X
M8V$I.B!U;F1E9FEN960@<F5F97)E;F-E('1O(&!046-L96%R)PT*<&=S86UP
M;&4N;R(at)N=&5X="LP>&0R*3H(at)=6YD969I;F5D(')E9F5R96YC92!T;R!(at)4%%F
M:6YI<V(at)G#0IP9W-A;7!L92YO*"YT97AT*S!X9C0I.B!U;F1E9FEN960@<F5F
M97)E;F-E('1O(&!046=E='9A;'5E)PT*<&=S86UP;&4N;R(at)N=&5X="LP>#$P
M9BDZ('5N9&5F:6YE9"!R969E<F5N8V4(at)=&\(at)8%!1;G1U<&QE<R<-"G!G<V%M
M<&QE+F\H+G1E>'0K,'@Q,68I.B!U;F1E9FEN960@<F5F97)E;F-E('1O(&!0
M46-L96%R)PT*<&=S86UP;&4N;R(at)N=&5X="LP>#$R-RDZ('5N9&5F:6YE9"!R
M969E<F5N8V4(at)=&\(at)8%!19FEN:7-H)PT*8V]L;&5C=#(Z(&QD(')E='5R;F5D
M(#$(at)97AI="!S=&%T=7,-"FUA:V4Z("HJ*B!;<&=S86UP;&5=($5R<F]R(#$-
!"@``
`
end