[PATCH 03/12] gphoto2.ds: Global variable compatibility update for gcc 10

[Michael Cronenworth]

https://gcc.gnu.org/gcc-10/porting_to.html#common

Signed-off-by: Michael Cronenworth <mike at cchtml.com>
---
 dlls/gphoto2.ds/gphoto2_i.h    | 2 +-
 dlls/gphoto2.ds/gphoto2_main.c | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/gphoto2.ds/gphoto2_i.h b/dlls/gphoto2.ds/gphoto2_i.h
index 9ab8bbbf33..6b504821e0 100644
--- a/dlls/gphoto2.ds/gphoto2_i.h
+++ b/dlls/gphoto2.ds/gphoto2_i.h
@@ -100,7 +100,7 @@ struct tagActiveDS
     struct jpeg_decompress_struct	jd;
     struct jpeg_error_mgr		jerr;
 #endif
-} activeDS DECLSPEC_HIDDEN;
+} extern activeDS DECLSPEC_HIDDEN;
 
 /* Helper functions */
 extern TW_UINT16 GPHOTO2_SaneCapability (pTW_CAPABILITY pCapability, TW_UINT16 action) DECLSPEC_HIDDEN;
diff --git a/dlls/gphoto2.ds/gphoto2_main.c b/dlls/gphoto2.ds/gphoto2_main.c
index 28100414cc..4d71c89e2e 100644
--- a/dlls/gphoto2.ds/gphoto2_main.c
+++ b/dlls/gphoto2.ds/gphoto2_main.c
@@ -33,6 +33,8 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(twain);
 
+struct tagActiveDS activeDS;
+
 DSMENTRYPROC GPHOTO2_dsmentry;
 
 #ifdef HAVE_GPHOTO2
-- 
2.24.1