gnu-netcat: build for cygwin

gnu-netcat/PKGBUILD

@@ -3,7 +3,7 @@
 
 pkgname=gnu-netcat
 pkgver=0.7.1
-pkgrel=2
+pkgrel=3
 pkgdesc="GNU rewrite of netcat, the network piping application"
 depends=('info')
 makedepends=('texinfo' 'autotools' 'gcc' 'gettext-devel')
@@ -15,7 +15,7 @@ provides=('netcat')
 source=("https://downloads.sourceforge.net/sourceforge/netcat/netcat-$pkgver.tar.bz2"
         gnu-netcat-0.7.1-msys2.patch)
 sha256sums=('b55af0bbdf5acc02d1eb6ab18da2acd77a400bafd074489003f3df09676332bb'
-            'b393ccc367a14bc2b48049c5ad668fade37fc32a4d8fcf47df9f0721923c02fc')
+            'f145f8e1741964ce2f648e6a256664a765e0907f7fe88f1ac7337702d46aa0fa')
 msys2_references=(
   'cygwin'
 )
@@ -29,7 +29,12 @@ prepare() {
 
 build() {
   cd "${srcdir}/netcat-${pkgver}"
-  ./configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info
+
+  export MSYSTEM=CYGWIN
+  local CYGWIN_CHOST="${CHOST/-msys/-cygwin}"
+  ./configure \
+    --build=${CYGWIN_CHOST} \
+    --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info
   make
 }
 

gnu-netcat/gnu-netcat-0.7.1-msys2.patch

@@ -1,83 +1,3 @@
-diff --git a/config.guess b/config.guess
-index 0e30d56..63b1c89 100755
---- a/config.guess
-+++ b/config.guess
-@@ -771,6 +771,9 @@ EOF
-     i*:CYGWIN*:*)
- 	echo ${UNAME_MACHINE}-pc-cygwin
- 	exit 0 ;;
-+    i*:MSYS*:*)
-+	echo ${UNAME_MACHINE}-pc-msys
-+	exit 0 ;;
-     i*:MINGW*:*)
- 	echo ${UNAME_MACHINE}-pc-mingw32
- 	exit 0 ;;
-@@ -795,6 +798,9 @@ EOF
-     p*:CYGWIN*:*)
- 	echo powerpcle-unknown-cygwin
- 	exit 0 ;;
-+    p*:MSYS*:*)
-+	echo powerpcle-unknown-msys
-+	exit 0 ;;
-     prep*:SunOS:5.*:*)
- 	echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
- 	exit 0 ;;
-diff --git a/config.rpath b/config.rpath
-index 5ead758..c55bf37 100755
---- a/config.rpath
-+++ b/config.rpath
-@@ -93,7 +93,7 @@ hardcode_direct=no
- hardcode_minus_L=no
- 
- case "$host_os" in
--  cygwin* | mingw* | pw32*)
-+  cygwin* | msys* | mingw* | pw32*)
-     # FIXME: the MSVC++ port hasn't been tested in a loooong time
-     # When not using gcc, we currently assume that we are using
-     # Microsoft Visual C++.
-@@ -131,7 +131,7 @@ if test "$with_gnu_ld" = yes; then
-         ld_shlibs=no
-       fi
-       ;;
--    cygwin* | mingw* | pw32*)
-+    cygwin* | msys* | mingw* | pw32*)
-       # hardcode_libdir_flag_spec is actually meaningless, as there is
-       # no search path for DLLs.
-       hardcode_libdir_flag_spec='-L$libdir'
-@@ -225,7 +225,7 @@ else
-       # see comment about different semantics on the GNU ld section
-       ld_shlibs=no
-       ;;
--    cygwin* | mingw* | pw32*)
-+    cygwin* | msys* | mingw* | pw32*)
-       # When not using gcc, we currently assume that we are using
-       # Microsoft Visual C++.
-       # hardcode_libdir_flag_spec is actually meaningless, as there is
-@@ -370,9 +370,9 @@ case "$host_os" in
-     sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
-     sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
-     ;;
--  cygwin* | mingw* | pw32*)
-+  cygwin* | msys* | mingw* | pw32*)
-     case $GCC,$host_os in
--      yes,cygwin*)
-+      yes,cygwin*|msys*)
-         shlibext=dll.a
-         ;;
-       yes,mingw*)
-diff --git a/config.sub b/config.sub
-index c8a01be..93640e8 100755
---- a/config.sub
-+++ b/config.sub
-@@ -1133,7 +1133,7 @@ case $os in
- 	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
- 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
- 	      | -chorusos* | -chorusrdb* \
--	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
-+	      | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
- 	      | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
- 	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
- 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 diff --git a/configure.ac b/configure.ac
 index f7a09a9..b20bf4e 100644
 --- a/configure.ac