Clean up packages

- Remove libunbound-dev / unbound-devel (these packages are not needed
  because we are not enabling DNSSEC)
  Ref: https://github.com/libreswan/libreswan/issues/117

extras/vpnupgrade.sh

@@ -127,7 +127,7 @@ apt-get -yq install wget || exiterr2
 apt-get -yq install libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
   libcap-ng-dev libcap-ng-utils libselinux1-dev \
   libcurl4-nss-dev flex bison gcc make \
-  libunbound-dev libnss3-tools libevent-dev || exiterr2
+  libnss3-tools libevent-dev || exiterr2
 
 # Compile and install Libreswan
 swan_file="libreswan-$swan_ver.tar.gz"

extras/vpnupgrade_centos.sh

@@ -119,7 +119,7 @@ yum -y install epel-release || exiterr2
 yum -y install nss-devel nspr-devel pkgconfig pam-devel \
   libcap-ng-devel libselinux-devel \
   curl-devel flex bison gcc make \
-  fipscheck-devel unbound-devel || exiterr2
+  fipscheck-devel || exiterr2
 
 # Install libevent2 and systemd-devel
 if grep -qs "release 6" /etc/redhat-release; then

vpnsetup.sh

@@ -167,7 +167,7 @@ bigecho "Installing packages required for the VPN..."
 apt-get -yq install libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
   libcap-ng-dev libcap-ng-utils libselinux1-dev \
   libcurl4-nss-dev flex bison gcc make \
-  libunbound-dev libnss3-tools libevent-dev || exiterr2
+  libnss3-tools libevent-dev || exiterr2
 apt-get -yq install ppp xl2tpd || exiterr2
 
 bigecho "Installing Fail2Ban to protect SSH..."

vpnsetup_centos.sh

@@ -157,7 +157,7 @@ bigecho "Installing packages required for the VPN..."
 yum -y install nss-devel nspr-devel pkgconfig pam-devel \
   libcap-ng-devel libselinux-devel \
   curl-devel flex bison gcc make \
-  fipscheck-devel unbound-devel || exiterr2
+  fipscheck-devel || exiterr2
 yum -y install ppp xl2tpd || exiterr2
 
 if grep -qs "release 6" /etc/redhat-release; then