[pyatspi2: 1/2] Migrate to gtk3

[Mike Gorse <mgorse src gnome org>]

commit 749da40903da336b90ae3b8363b20fa21deb8c91
Author: Samuel Thibault <samuel thibault ens-lyon org>
Date:   Wed Apr 29 11:57:44 2020 +0200

    Migrate to gtk3

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 78fc525..247cae0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -86,7 +86,7 @@ if test "$enable_tests" = "yes"; then
         AC_SUBST(ATK_LIBS)
         AC_SUBST(ATK_CFLAGS)
 
-        PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.10.0])
+        PKG_CHECK_MODULES(GTK, [gtk+-3.0])
         AC_SUBST(GTK_LIBS)
         AC_SUBST(GTK_CFLAGS)
 fi