Add C dialect reminders to each glfw source file

Reduces the difference to upstream.
From https://github.com/glfw/glfw/commit/56aad76b164be741af21688ea3832093c2069cef.

glfw/cocoa_init.m

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 #include <sys/param.h> // For MAXPATHLEN

glfw/cocoa_joystick.m

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/cocoa_monitor.m

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/cocoa_time.c

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/cocoa_window.m

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/context.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/egl_context.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/glx_context.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/init.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 #include "mappings.h"

glfw/input.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/linux_joystick.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/monitor.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/nsgl_context.m

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/null_init.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/null_joystick.c

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/null_monitor.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/null_window.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/osmesa_context.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include <stdlib.h>
 #include <string.h>

glfw/posix_thread.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/posix_time.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/vulkan.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/wgl_context.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/window.c

@@ -25,6 +25,8 @@
 //    distribution.
 //
 //========================================================================
+// Please use C89 style variable declarations in this file because VS 2010
+//========================================================================
 
 #include "internal.h"
 

glfw/wl_init.c

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #define _GNU_SOURCE
 #include "internal.h"

glfw/wl_monitor.c

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/wl_window.c

@@ -23,6 +23,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #define _GNU_SOURCE
 

glfw/x11_init.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #define _GNU_SOURCE
 #include "internal.h"

glfw/x11_monitor.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #include "internal.h"
 

glfw/x11_window.c

@@ -24,6 +24,8 @@
 //    distribution.
 //
 //========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
 
 #define _GNU_SOURCE
 #include "internal.h"