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Dear all ...
I have a postgres problem 
I am developing application with c++
to connect to postgres SQL.

When I compiled my source.cc I found some error like this :

/tmp/ccy63XDd.o: In function `main':
/tmp/ccy63XDd.o(.text+0x70): undefined reference to `PQsetdbLogin'
/tmp/ccy63XDd.o(.text+0x91): undefined reference to `PQstatus'
/tmp/ccy63XDd.o(.text+0xc4): undefined reference to `PQerrorMessage'
collect2: ld returned 1 exit status

Please help me to fix the problem .....
Thank you for your attention ....

-- 
Zudi Iswanto