www/libnghttp2: Convert back to autotools

- Remove unnecessary substitution

www/libnghttp2/Makefile

@@ -1,7 +1,7 @@
 PORTNAME=	nghttp2
-DISTVERSION=	1.59.0
+PORTVERSION=	1.59.0
 CATEGORIES=	www net
-MASTER_SITES=	https://github.com/${PORTNAME}/${PORTNAME}/releases/download/v${DISTVERSION}/
+MASTER_SITES=	https://github.com/nghttp2/nghttp2/releases/download/v${PORTVERSION}/
 PKGNAMEPREFIX=	lib
 
 MAINTAINER=	sunpoet@FreeBSD.org
@@ -12,22 +12,12 @@ WWW=		https://nghttp2.org/ \
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		cmake cpe pathfix pkgconfig tar:xz
-USE_LDCONFIG=	yes
+USES=		compiler:c++14-lang cpe libtool pathfix pkgconfig tar:xz
 
-CMAKE_OFF=	ENABLE_DOC \
-		ENABLE_FAILMALLOC \
-		ENABLE_HTTP3
-CMAKE_ON=	ENABLE_LIB_ONLY \
-		ENABLE_STATIC_LIB \
-		CMAKE_DISABLE_FIND_PACKAGE_Jansson \
-		CMAKE_DISABLE_FIND_PACKAGE_Jemalloc \
-		CMAKE_DISABLE_FIND_PACKAGE_Libcares \
-		CMAKE_DISABLE_FIND_PACKAGE_Libev \
-		CMAKE_DISABLE_FIND_PACKAGE_Libevent \
-		CMAKE_DISABLE_FIND_PACKAGE_Libnghttp3 \
-		CMAKE_DISABLE_FIND_PACKAGE_Libngtcp2 \
-		CMAKE_DISABLE_FIND_PACKAGE_Libngtcp2_crypto_openssl \
-		CMAKE_DISABLE_FIND_PACKAGE_LibXml2
+CONFIGURE_ARGS=	--enable-lib-only
+GNU_CONFIGURE=	yes
+INSTALL_TARGET=	install-strip
+USE_CXXSTD=	c++14
+USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>

www/libnghttp2/files/patch-Makefile.in

@@ -0,0 +1,16 @@
+--- Makefile.in.orig	2023-02-13 12:02:52 UTC
++++ Makefile.in
+@@ -448,11 +448,10 @@ top_srcdir = @top_srcdir@
+ # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+-SUBDIRS = lib third-party src bpf examples tests integration-tests \
+-	doc contrib script
++SUBDIRS = lib
+
+ ACLOCAL_AMFLAGS = -I m4
+-dist_doc_DATA = README.rst
++dist_doc_DATA =
+ EXTRA_DIST = nghttpx.conf.sample proxy.pac.sample android-config android-env \
+ 	Dockerfile.android \
+ 	cmakeconfig.h.in \