nail: unbreak compilation

disabling SSLv2 and SSLv3 caused nail to break, fixed this
some of our snapshot builders don't have CVS, switch to Debian as source

Signed-off-by: Steven Barth <steven@midlink.org>

mail/nail/Makefile

@@ -8,15 +8,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nail
-PKG_VERSION:=
+PKG_VERSION:=12.5
 PKG_RELEASE:=1
 PKG_LICENSE:=BSD-2-Clause
 
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=:pserver:anonymous@nail.cvs.sourceforge.net:/cvsroot/nail
-PKG_SOURCE_SUBDIR:=$(PKG_NAME)
-PKG_SOURCE_VERSION:=-D"2014-11-24 00:00"
-PKG_SOURCE_PROTO:=cvs
+PKG_SOURCE:=heirloom-mailx_$(PKG_VERSION).orig.tar.gz
+PKG_SOURCE_URL:=http://ftp.de.debian.org/debian/pool/main/h/heirloom-mailx/
+PKG_MD5SUM:=29a6033ef1412824d02eb9d9213cb1f2
+PKG_BUILD_DIR:=$(BUILD_DIR)/heirloom-mailx-$(PKG_VERSION)
 
 PKG_INSTALL:=0
 

mail/nail/patches/100-handle-openssl-without-sslv2.patch

@@ -0,0 +1,16 @@
+--- a/openssl.c
++++ b/openssl.c
+@@ -216,9 +216,12 @@ ssl_select_method(const char *uhp)
+ 
+ 	cp = ssl_method_string(uhp);
+ 	if (cp != NULL) {
++#ifndef OPENSSL_NO_SSL2
+ 		if (equal(cp, "ssl2"))
+ 			method = SSLv2_client_method();
+-		else if (equal(cp, "ssl3"))
++		else
++#endif
++		if (equal(cp, "ssl3"))
+ 			method = SSLv3_client_method();
+ 		else if (equal(cp, "tls1"))
+ 			method = TLSv1_client_method();