updated for version 7.4b.016

Problem:    Ruby detection fails on Fedora 19.
Solution:   Use one way to get the Ruby version. (Michael Henry)

Author: brammool

src/auto/configure

@@ -6741,6 +6741,9 @@ $as_echo "$rubyhdrdir" >&6; }
           RUBY_CFLAGS="$RUBY_CFLAGS -I$rubyhdrdir/$rubyarch"
         fi
         rubyversion=`$vi_cv_path_ruby -r rbconfig -e "print $ruby_rbconfig::CONFIG['ruby_version'].gsub(/\./, '')[0,2]"`
+	if test "X$rubyversion" = "X"; then
+	  rubyversion=`$vi_cv_path_ruby -e "print ((VERSION rescue RUBY_VERSION)).gsub(/\./, '')[0,2]"`
+	fi
         RUBY_CFLAGS="$RUBY_CFLAGS -DRUBY_VERSION=$rubyversion"
 	rubylibs=`$vi_cv_path_ruby -r rbconfig -e "print $ruby_rbconfig::CONFIG['LIBS']"`
 	if test "X$rubylibs" != "X"; then

src/configure.in

@@ -1659,6 +1659,9 @@ if test "$enable_rubyinterp" = "yes" -o "$enable_rubyinterp" = "dynamic"; then
           RUBY_CFLAGS="$RUBY_CFLAGS -I$rubyhdrdir/$rubyarch"
         fi
         rubyversion=`$vi_cv_path_ruby -r rbconfig -e "print $ruby_rbconfig::CONFIG[['ruby_version']].gsub(/\./, '')[[0,2]]"`
+	if test "X$rubyversion" = "X"; then
+	  rubyversion=`$vi_cv_path_ruby -e "print ((VERSION rescue RUBY_VERSION)).gsub(/\./, '')[[0,2]]"`
+	fi
         RUBY_CFLAGS="$RUBY_CFLAGS -DRUBY_VERSION=$rubyversion"
 	rubylibs=`$vi_cv_path_ruby -r rbconfig -e "print $ruby_rbconfig::CONFIG[['LIBS']]"`
 	if test "X$rubylibs" != "X"; then

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    16,
 /**/
     15,
 /**/