spelling mistake

Thanks. Applied.

responce->response

My fault:

Index: libpq.sgml
===================================================================
RCS file: /home/pgcvs/pgsql/doc/src/sgml/libpq.sgml,v
retrieving revision 1.38
diff -u -c -r1.38 libpq.sgml
cvs server: conflicting specifications of output style
*** libpq.sgml	2000/05/02 20:01:52	1.38
--- libpq.sgml	2000/12/21 18:05:20
***************
*** 1240,1246 ****
int PQflush(PGconn *conn);
</synopsis>
<function>PQflush</function> needs to be called on a non-blocking connection 
! before calling <function>select</function> to determine if a responce has
arrived.  If 0 is returned it ensures that there is no data queued to the 
backend that has not actually been sent.  Only applications that have used
<function>PQsetnonblocking</function> have a need for this.
--- 1240,1246 ----
int PQflush(PGconn *conn);
</synopsis>
<function>PQflush</function> needs to be called on a non-blocking connection 
! before calling <function>select</function> to determine if a response has
arrived.  If 0 is returned it ensures that there is no data queued to the 
backend that has not actually been sent.  Only applications that have used
<function>PQsetnonblocking</function> have a need for this.

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