Use PKG_CHECK_MODULES to get the flags to link libelf
v2: keep AC_CHECK_LIB as a fallback for elfutils provided
libelf that doesn't install a pkg-config file.
Signed-off-by: Jonathan Gray <jsg@jsg.id.au>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Cc: "11.0 11.1" <mesa-stable@lists.freedesktop.org>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
(cherry picked from commit 7f585a6a98)
a1843802f8