libssh: Update to 0.11.0

* _GNU_SOURCE is set by the cmake build now, so remove the workaround
* backport build fixes for newer issues

libssh/PKGBUILD

@@ -1,9 +1,10 @@
 pkgbase=libssh
 pkgname=('libssh' 'libssh-devel')
-pkgver=0.10.6
+pkgver=0.11.0
 pkgrel=1
 pkgdesc='Library for accessing ssh client services through C libraries'
 url='https://www.libssh.org/'
+msys2_repository_url="https://git.libssh.org/projects/libssh.git"
 msys2_references=(
   "cpe: cpe:/a:libssh:libssh"
 )
@@ -11,21 +12,24 @@ license=('spdx:LGPL-2.1+')
 arch=('i686' 'x86_64')
 depends=('zlib' 'libopenssl')
 makedepends=('cmake' 'python' 'openssl-devel' 'gcc' 'zlib-devel')
-source=("https://www.libssh.org/files/${pkgver%.*}/$pkgname-$pkgver.tar.xz"{,.asc})
-sha256sums=('1861d498f5b6f1741b6abc73e608478491edcf9c9d4b6630eef6e74596de9dc1'
-            'SKIP')
-validpgpkeys=('8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D') # Andreas Schneider <asn@cryptomilk.org>
+source=("https://www.libssh.org/files/${pkgver%.*}/$pkgname-$pkgver.tar.xz"{,.asc}
+        "https://gitlab.com/libssh/libssh-mirror/-/merge_requests/526.patch")
+sha256sums=('860e814579e7606f3fc3db98c5807bef2ab60f793ec871d81bcd23acdcdd3e91'
+            'SKIP'
+            '0933e3e3367adaafea01858eafd8aa240fcaf5c2c2b6a4fdc58ab3c06ce980f1')
+validpgpkeys=('8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D'  # Andreas Schneider <asn@cryptomilk.org>
+              '88A228D89B07C2C77D0C780903D5DF8CFDD3E8E7') # libssh release key (release key) <libssh@libssh.org>
 
 prepare() {
   cd $pkgname-$pkgver
+
+  # https://gitlab.com/libssh/libssh-mirror/-/merge_requests/526
+  patch -Np1 -i ../526.patch
 }
 
 build() {
   mkdir -p build && cd build
 
-  # to make GLOB_TILDE available
-  CFLAGS+=" -D_GNU_SOURCE"
-
   cmake ../$pkgname-$pkgver \
     -DCMAKE_INSTALL_PREFIX=/usr \
     -DWITH_GSSAPI=OFF \