--- qpdf-9.1.0.ebuild.orig	2019-11-21 22:25:38.185404668 +0100
+++ qpdf-9.1.0.ebuild	2019-11-21 22:25:29.601681674 +0100
@@ -13,14 +13,16 @@
 SLOT="0/26"
 
 KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~m68k-mint ~sparc-solaris"
-IUSE="doc examples perl static-libs test"
+IUSE="doc examples +gnutls perl static-libs test"
 
 RESTRICT="!test? ( test )"
 
 CDEPEND="
-	net-libs/gnutls:0=
 	sys-libs/zlib
 	virtual/jpeg:0=
+	gnutls? (
+		net-libs/gnutls:0=
+	)
 "
 DEPEND="${CDEPEND}
 	test? (
@@ -39,12 +41,16 @@
 src_configure() {
 	local myeconfargs=(
 		--disable-implicit-crypto
-		--enable-crypto-gnutls
 		--enable-crypto-native
-		--with-default-crypto=gnutls
+		$(use_enable gnutls crypto-gnutls)
 		$(use_enable static-libs static)
 		$(use_enable test test-compare-images)
 	)
+	if use gnutls ; then
+		myeconfargs+=( --with-default-crypto=gnutls )
+	else
+		myeconfargs+=( --with-default-crypto=native )
+	fi
 	CONFIG_SHELL=/bin/bash econf "${myeconfargs[@]}"
 }