Call SDL_Quit() on exit

Hopefully this may fix issue where exe very occasionally continues to
run in background after exit. See chocolate-doom/chocolate-doom#408.

Conflicts:
	src/i_system.c

1 files changed, 4 insertions, 0 deletions

diff --git a/src/i_system.c b/src/i_system.c
index 537cd667..c783d491 100644
--- a/src/i_system.c
+++ b/src/i_system.c
@@ -251,6 +251,8 @@ void I_Quit (void)
         entry = entry->next;
     }
 
+    SDL_Quit();
+
     exit(0);
 }
 
@@ -444,6 +446,8 @@ void I_Error (char *error, ...)
 
     // abort();
 
+    SDL_Quit();
+
     exit(-1);
 }