curl: update to 7.75.0

curl/src/curl-7.73.0-no-ipv6.patch

@@ -1,31 +0,0 @@
-From 8b1a10cdf7fe0dd1dc288106500f6333b77b51a6 Mon Sep 17 00:00:00 2001
-From: Jay Satiro <raysatiro@yahoo.com>
-Date: Thu, 15 Oct 2020 02:47:49 -0400
-Subject: [PATCH] connect: repair build without ipv6 availability
-
-Assisted-by: Daniel Stenberg
-Reported-by: Tom G. Christensen
-
-Fixes https://github.com/curl/curl/issues/6069
-Closes https://github.com/curl/curl/pull/6071
----
- lib/connect.c | 4 ++++
- 1 file changed, 4 insertions(+)
-
-diff --git a/lib/connect.c b/lib/connect.c
-index 5f23b79ca0b..7f33ea4ba85 100644
---- a/lib/connect.c
-+++ b/lib/connect.c
-@@ -1334,8 +1334,12 @@ CURLcode Curl_connecthost(struct connectdata *conn,  /* context */
- 
-   conn->tempfamily[0] = conn->tempaddr[0]?
-     conn->tempaddr[0]->ai_family:0;
-+#ifdef ENABLE_IPV6
-   conn->tempfamily[1] = conn->tempfamily[0] == AF_INET6 ?
-     AF_INET : AF_INET6;
-+#else
-+  conn->tempfamily[1] = AF_UNSPEC;
-+#endif
-   ainext(conn, 1, FALSE); /* assigns conn->tempaddr[1] accordingly */
- 
-   DEBUGF(infof(data, "family0 == %s, family1 == %s\n",