Commit403f4f4

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doc: correct description of libpq's PQsetnonblocking() mode

Reported-by: Yugo NAGATADiscussion:https://postgr.es/m/20210713115949.702986955f8ccf23fa81073c@sraoss.co.jpBackpatch-through: 12-16, master already done

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Lines changed: 4 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -4934,11 +4934,12 @@ int PQsetnonblocking(PGconn *conn, int arg);`
`4934`	`4934`	`</para>`
`4935`	`4935`
`4936`	`4936`	`<para>`
`4937`		`- In the nonblocking state, calls to`
	`4937`	`+ In the nonblocking state,successfulcalls to`
`4938`	`4938`	`<xref linkend="libpq-PQsendQuery"/>, <xref linkend="libpq-PQputline"/>,`
`4939`	`4939`	`<xref linkend="libpq-PQputnbytes"/>, <xref linkend="libpq-PQputCopyData"/>,`
`4940`		`- and <xref linkend="libpq-PQendcopy"/> will not block but instead return`
`4941`		`- an error if they need to be called again.`
	`4940`	`+ and <xref linkend="libpq-PQendcopy"/> will not block; their changes`
	`4941`	`+ are stored in the local output buffer until they are flushed.`
	`4942`	`+ Unsuccessful calls will return an error and must be retried.`
`4942`	`4943`	`</para>`
`4943`	`4944`
`4944`	`4945`	`<para>`

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