Cleanup curl patches

recipes/curl/01-no-nonblock.patch

-diff -ruw source/lib/nonblock.c source-new/lib/nonblock.c
---- source/lib/nonblock.c	2018-10-27 04:00:54.000000000 -0600
-+++ source-new/lib/nonblock.c	2018-12-10 12:40:21.350755609 -0700
-@@ -47,7 +47,7 @@
- int curlx_nonblock(curl_socket_t sockfd,    /* operate on this */
-                    int nonblock   /* TRUE or FALSE */)
- {
--#if defined(USE_BLOCKING_SOCKETS)
-+#if defined(USE_BLOCKING_SOCKETS) || defined(__redox__)
-   (void)sockfd;
-   (void)nonblock;
-   return 0; /* returns success */
-Only in source-new/lib: nonblock.c.orig
-Only in source-new/lib: nonblock.c.rej