Linux tweaks.

third_party/GL/glew.c

@@ -10116,7 +10116,8 @@ GLenum GLEWAPIENTRY glewContextInit (GLEW_CONTEXT_ARG_DEF_LIST)
   }
 
   /* query opengl extensions string */
-  extStart = glewExperimental ? "" : glGetString(GL_EXTENSIONS);
+  extStart = glewExperimental ? (const GLubyte*)""
+                              : (const GLubyte*)glGetString(GL_EXTENSIONS);
   if (extStart == 0)
     extStart = (const GLubyte*)"";
   extEnd = extStart + _glewStrLen(extStart);

third_party/capstone.lua

@@ -41,3 +41,12 @@ project("capstone")
     "capstone/arch/X86/*.inc",
   })
   force_compile_as_cc({"capstone/**.c"})
+
+  filter("platforms:Linux")
+    -- Capstone code is... not fantastic.
+    buildoptions({
+      "-Wno-error=write-strings",
+      "-Wno-write-string",
+      "-Wno-deprecated",
+      "-w",
+    })