* update mosh to 1.4.0-3

mosh/PKGBUILD

@@ -5,9 +5,9 @@
 
 pkgname=mosh
 pkgver=1.4.0
-pkgrel=2
+pkgrel=3
 pkgdesc='Mobile shell, surviving disconnects with local echo and line editing'
-arch=(x86_64 powerpc64le powerpc riscv64)
+arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
 url='https://mosh.org/'
 license=(GPL3)
 depends=(libutempter openssh openssl perl-io-tty protobuf)
@@ -16,6 +16,12 @@ options=(!emptydirs)
 source=("git+https://github.com/mobile-shell/mosh#tag=$pkgname-$pkgver")
 b2sums=('SKIP')
 
+prepare() {
+  cd $pkgname
+  # protobuf 23 requires C++17
+  sed -e 's|\[11\]|\[17\]|' -i configure.ac
+}
+
 build() {
   cd $pkgname
   ./autogen.sh