File _service:tar_scm:backport-0001-glx-Add-another-... of Package libglvnd

File _service:tar_scm:backport-0001-glx-Add-another-fallback-library-name.patch of Package libglvnd

From 24606973bfabd75285fbd489264235167ba0f44c Mon Sep 17 00:00:00 2001
From: Adam Jackson <ajax@redhat.com>
Date: Thu, 14 Jun 2018 11:25:21 -0400
Subject: [PATCH] glx: Add another fallback library name
 
This is mostly to avoid file conflicts with external packaging.
 
Signed-off-by: Adam Jackson <ajax@redhat.com>

Reference:https://src.fedoraproject.org/rpms/libglvnd/blob/rawhide/f/0001-glx-Add-another-fallback-library-name.patch
Conflict:NA

---
 src/GLX/libglxmapping.c | 4 ++++
 1 file changed, 4 insertions(+)
 
diff --git a/src/GLX/libglxmapping.c b/src/GLX/libglxmapping.c
index be384f8..2016a04 100644
--- a/src/GLX/libglxmapping.c
+++ b/src/GLX/libglxmapping.c
@@ -591,6 +591,10 @@ __GLXvendorInfo *__glXLookupVendorByScreen(Display *dpy, const int screen)
             vendor = __glXLookupVendorByName(FALLBACK_VENDOR_NAME);
         }
 
+        if (!vendor) {
+            vendor = __glXLookupVendorByName("system");
+        }
+
         dpyInfo->vendors[screen] = vendor;
     }
     __glvndPthreadFuncs.rwlock_unlock(&dpyInfo->vendorLock);
-- 
2.17.0