curl: enable support for gnutls (off) and ssl/libressl (on).

srcpkgs/curl/template

@@ -1,13 +1,14 @@
 # Template build file for 'curl'.
 pkgname=curl
 version=7.44.0
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="ac_cv_sizeof_off_t=8 --disable-ldaps --without-gssapi
- --enable-threaded-resolver --enable-ipv6
+ --enable-threaded-resolver --enable-ipv6 $(vopt_with ssl) $(vopt_with gnutls)
  --with-ca-bundle=/etc/ssl/certs/ca-certificates.crt"
 hostmakedepends="pkg-config perl groff"
-makedepends="zlib-devel libidn-devel libressl-devel nghttp2-devel"
+makedepends="zlib-devel libidn-devel nghttp2-devel
+ $(vopt_if ssl libressl-devel) $(vopt_if gnutls gnutls-devel)"
 depends="ca-certificates"
 short_desc="Client that groks URLs"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
@@ -16,6 +17,10 @@ homepage="http://curl.haxx.se"
 distfiles="$homepage/download/$pkgname-$version.tar.bz2"
 checksum=1e2541bae6582bb697c0fbae49e1d3e6fad5d05d5aa80dbd6f072e0a44341814
 
+build_options="gnutls ssl"
+build_options_default="ssl"
+vopt_conflict ssl gnutls
+
 libcurl_package() {
 	short_desc="The multiprotocol file transfer library"
 	pkg_install() {