https://github.com/geometer/FBReader/commit/b7c78e965d06f78043a57e230c866c3af3f5a1eb.patch
https://github.com/geometer/FBReader/issues/310
https://github.com/geometer/FBReader/pull/311/commits

From b7c78e965d06f78043a57e230c866c3af3f5a1eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Sun, 9 Dec 2018 10:18:03 +0100
Subject: [PATCH] fix compatibility with curl-7.62

https://github.com/curl/curl/commit/3f3b26d6fe
---
 zlibrary/core/src/unix/curl/ZLCurlNetworkManager.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/zlibrary/core/src/unix/curl/ZLCurlNetworkManager.cpp b/zlibrary/core/src/unix/curl/ZLCurlNetworkManager.cpp
index 54cc37f6c..03e2a5721 100644
--- a/zlibrary/core/src/unix/curl/ZLCurlNetworkManager.cpp
+++ b/zlibrary/core/src/unix/curl/ZLCurlNetworkManager.cpp
@@ -285,9 +285,11 @@ std::string ZLCurlNetworkManager::perform(const ZLExecutionData::Vector &dataLis
 #endif
 					errors.insert(ZLStringUtil::printf(errorResource["peerFailedVerificationMessage"].value(), ZLNetworkUtil::hostFromUrl(url)));
 					break;
+#if LIBCURL_VERSION_NUM < 0x073e00
 				case CURLE_SSL_CACERT:
 					errors.insert(ZLStringUtil::printf(errorResource["sslCertificateAuthorityMessage"].value(), ZLNetworkUtil::hostFromUrl(url)));
 					break;
+#endif
 				case CURLE_SSL_CACERT_BADFILE:
 					errors.insert(ZLStringUtil::printf(errorResource["sslBadCertificateFileMessage"].value(), request.sslCertificate().Path));
 					break;
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<div class='path'>path: <a href='/guix/log/?id=0d5c879d89339ead8577fbf2f2163bbfe276a883'>root</a>/<a href='/guix/log/doc?id=0d5c879d89339ead8577fbf2f2163bbfe276a883'>doc</a>/<a href='/guix/log/doc/guix.fr.texi?id=0d5c879d89339ead8577fbf2f2163bbfe276a883'>guix.fr.texi</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/doc/guix.fr.texi?id=0d5c879d89339ead8577fbf2f2163bbfe276a883&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-06-23 16:23:50 +0200'>2018-06-23</span></td><td><a href='/guix/commit/doc/guix.fr.texi?id=2cf2c778846153f3d5a56e98232fbef6f71b57a6'>nls: Update 'fr' translation.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2018-06-08 20:38:41 +0200'>2018-06-08</span></td><td><a href='/guix/commit/doc/guix.fr.texi?id=7f3f72b292b218873fe3379d5dc5cdae5c4f4747'>nls: Update 'fr' translation.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2018-06-08 17:04:23 +0200'>2018-06-08</span></td><td><a href='/guix/commit/doc/guix.fr.texi?id=3cacfa9e1b1e01390628761a4b5fb7463cec8b71'>doc: Regenerate *.fr.texi.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-04-19 21:32:07 +0200'>2018-04-19</span></td><td><a href='/guix/commit/doc/guix.fr.texi?id=bf5c74e713c623cbb0001eb36af6998e92243482'>gnu: doc: Add French documentation.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/contributing.fr.texi: New file.
* doc/guix.fr.texi: New file.
* doc/local.mk (TRANSLATED_INFO): Add them.
(info_TEXINFOS): Add guix.fr.texi.
* po/doc/contributing.fr.po: New file.
* po/doc/guix.fr.po: New file.
* po/doc/local.mk (EXTRA_DIST): Add them.
</span></span></td><td>Julien Lepiller</td></tr>