From a490961b10c62bf1f0c251d5a507c2eab4c5db70 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 30 Apr 2011 18:49:35 +0200
Subject: [PATCH] curl_formfree.3: mention argument may be NULL

As the code already checks for it we can just as well make it official!
---
 docs/libcurl/curl_formfree.3 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/libcurl/curl_formfree.3 b/docs/libcurl/curl_formfree.3
index 7c825c980d..9944666ccc 100644
--- a/docs/libcurl/curl_formfree.3
+++ b/docs/libcurl/curl_formfree.3
@@ -31,6 +31,9 @@ curl_formfree - free a previously build multipart/formdata HTTP POST chain
 curl_formfree() is used to clean up data previously built/appended with
 \fIcurl_formadd(3)\fP. This must be called when the data has been used, which
 typically means after \fIcurl_easy_perform(3)\fP has been called.
+
+\fBform\fP is the pointer as returned from a previous call to
+\fIcurl_formadd(3)\fP and may be NULL.
 .SH RETURN VALUE
 None
 .SH "SEE ALSO"
-- 
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