Pre-release version bump to 0.42.0

Signed-off-by: Simon Ser <contact@emersion.fr>
diff --git a/configure.ac b/configure.ac
index 8561449..ba88e2c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,8 +53,8 @@
 #
 
 m4_define([pixman_major], 0)
-m4_define([pixman_minor], 40)
-m4_define([pixman_micro], 1)
+m4_define([pixman_minor], 42)
+m4_define([pixman_micro], 0)
 
 m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro])
 
diff --git a/meson.build b/meson.build
index a485d8b..69cbad0 100644
--- a/meson.build
+++ b/meson.build
@@ -21,7 +21,7 @@
 project(
   'pixman',
   ['c'],
-  version : '0.40.1',
+  version : '0.42.0',
   license : 'MIT',
   meson_version : '>= 0.52.0',
   default_options : ['buildtype=debugoptimized'],