--- a/libpurple/cmds.h	Thu Jun 18 09:03:17 2020 +0000
+++ b/libpurple/cmds.h	Sun Jun 21 04:16:15 2020 -0500
@@ -16,6 +16,10 @@
  *
  */
 
+#if !defined(PURPLE_GLOBAL_HEADER_INSIDE) && !defined(PURPLE_COMPILATION)
+# error "only <purple.h> may be included directly"
+#endif
+
 #ifndef PURPLE_CMDS_H
 #define PURPLE_CMDS_H