[PATCH video-i128] config: remove EXA_DRIVER_KNOWN_MAJOR #define

[Gaetan Nadon]

This is and always has been unused. It was removed everywhere
else. See commit: 74758ef3b184a37d211572d0deb826bd30d0de13
	Revert "Build fix: set EXA_DRIVER_KNOWN_MAJOR=3"

Signed-off-by: Gaetan Nadon <memsize at videotron.ca>
---
 configure.ac |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 744a5d6..93966be 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,9 +63,6 @@ XORG_DRIVER_CHECK_EXT(DPMSExtension, xextproto)
 PKG_CHECK_MODULES(XORG, [xorg-server xproto fontsproto $REQUIRED_MODULES])
 PKG_CHECK_MODULES([PCIACCESS], [pciaccess >= 0.8.0])
 
-# Required by exa.h
-AC_DEFINE(EXA_DRIVER_KNOWN_MAJOR, 3, [Major version of EXA we can handle])
-
 # Checks for header files.
 AC_HEADER_STDC
 
-- 
1.6.0.4