[alsa-devel] axfer: Declare global variables as 'extern' in header

alsa-project/alsa-utils pull request #14 was opened from smaeul:

This avoids multiple definitions of the same global variable (one in each file that includes this header), and fixes a linking error when compiled with -fno-common.

Signed-off-by: Samuel Holland samuel@sholland.org

Request URL : https://github.com/alsa-project/alsa-utils/pull/14 Patch URL : https://github.com/alsa-project/alsa-utils/pull/14.patch Repository URL: https://github.com/alsa-project/alsa-utils