AC_MSG_ERROR([[flex not found and is required when building from git.
Please install flex]])
fi
+ AC_PATH_PROG([FLEX],[flex])
+ AX_PROG_FLEX_VERSION([2.5.35], [],[
+ AC_MSG_ERROR([[Flex >= 2.5.35 is required when building from git]])
+ ])
fi
CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"