scons: require scons 2.4 or greater
authorJuan A. Suarez Romero <jasuarez@igalia.com>
Wed, 1 Aug 2018 15:48:11 +0000 (17:48 +0200)
committerJuan A. Suarez Romero <jasuarez@igalia.com>
Wed, 1 Aug 2018 18:33:00 +0000 (20:33 +0200)
commit810c9a4ebaf22e8f7c08805c1b829b3d77be7079
tree779d6de40b650cc4764453f4cc406361e5a9b1b7
parentfea0b920426ae040d6fde0c6db79f0f8b4db3100
scons: require scons 2.4 or greater

There is a bug with scons 2.3, used in Travis, where it fails to detect
some C functions.

Reviewed-by: Andres Gomez <agomez@igalia.com>
SConstruct