[totem-pl-parser] build: Add support for gmime 3.0

[Bastien Nocera <hadess src gnome org>]

commit ffa6ff7ca44f718f9f65cc5516952766e379e65f
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Mar 7 15:13:33 2017 +0100

    build: Add support for gmime 3.0

 configure.ac |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 425f79d..410051f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -88,6 +88,13 @@ if test "x$enable_gmime" = "xyes" ; then
                       [have_gmime=yes GMIME=gmime-2.6], 
                       [have_gmime=no])
 
+   if test "x$have_gmime" = "xno" ; then
+       PKG_CHECK_MODULES(GMIME,
+                         gmime-3.0,
+                         [have_gmime=yes GMIME=gmime-3.0],
+                         [have_gmime=no])
+   fi
+
    if test "x$have_gmime" = "xyes" ; then
       AC_SUBST(GMIME, $GMIME)
       AC_SUBST(USEGMIME, yes)