add check for required re2c

>=0.13.5 is required for php-7.0.0

makedist

@@ -29,10 +29,15 @@ VER=$1 ; shift
 old_IFS="$IFS"
 IFS=.
 eval set `bison --version| grep 'GNU Bison' | cut -d ' ' -f 4 | sed -e 's/\./ /g'`
-if test "${1}" -lt 3 -o "${1}" = "3" -a "${2}" -eq "0" -a "${3}" -lt "3"; then
+if test "${1}" -lt "3" -o "${1}" = "3" -a "${2}" -eq "0" -a "${3}" -lt "2"; then
   echo "You will need bison >= 3.0.2 if you want to regenerate the Zend parser (found ${1}.${2}.${3}).)"
   exit 2
 fi
+eval set `re2c --version| grep 're2c' | cut -d ' ' -f 2 | sed -e 's/\./ /g'`
+if test "${2}" -lt "13" -o "${2}" -eq "13" -a "${3}" -lt "5"; then
+  echo "You will need re2c >= 0.13.5 if you want to regenerate the Zend parser (found ${1}.${2}.${3}).)"
+  exit 2
+fi
 IFS="$old_IFS"
 
 if test "x$PHPROOT" == "x"; then