added starttls support to piler daemon

configure

@@ -675,6 +675,7 @@ enable_option_checking
 enable_static_build
 enable_clamd
 enable_memcached
+enable_starttls
 with_piler_user
 '
       ac_precious_vars='build_alias
@@ -1298,6 +1299,7 @@ Optional Features:
   --enable-static-build   build statically linked executables (default: dynamically linked)
   --enable-clamd          build clamd antivirus support
   --enable-memcached      build memcached support
+  --enable-starttls       build starttls support
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -3414,6 +3416,7 @@ have_mysql="no"
 have_tre="no"
 have_zip="no"
 have_zlib="no"
+have_starttls="no"
 
 pdftotext="no"
 catdoc="no"
@@ -3485,6 +3488,16 @@ fi
 
 
 
+# Check whether --enable-starttls was given.
+if test "${enable_starttls+set}" = set; then :
+  enableval=$enable_starttls; have_starttls=$enableval
+else
+  have_starttls="no"
+fi
+
+
+
+
 
 for ac_header in math.h
 do :
@@ -4339,6 +4352,15 @@ _ACEOF
    antispam_libs="$antispam_libs -lzip"
 fi
 
+if test "$have_starttls" = "yes"; then
+   echo "starttls support: yes"
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STARTTLS 1
+_ACEOF
+
+fi
+
 echo
 
 if test "$have_clamd" = "yes"; then