IV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="LIBPQ-THREADING"
>31.19. Behavior in Threaded Programs</A
></H1
><P
>   <SPAN
CLASS="APPLICATION"
>libpq</SPAN
> is reentrant and thread-safe by default.
   You might need to use special compiler command-line
   options when you compile your application code.  Refer to your
   system's documentation for information about how to build
   thread-enabled applications, or look in
   <TT
CLASS="FILENAME"
>src/Makefile.global</TT
> for <TT
CLASS="LITERAL"
>PTHREAD_CFL