unsigned -> unsigned int; create header

include/battle.h

@@ -88,6 +88,7 @@
 
 #define BATTLE_OUTCOME_BIT_x80      0x80
 
+#define STATUS_NONE             0x0
 #define STATUS_SLEEP            0x7
 #define STATUS_POISON           0x8
 #define STATUS_BURN             0x10

include/field_poison.h

@@ -0,0 +1,19 @@
+#ifndef GUARD_FIELD_POISON_H
+#define GUARD_FIELD_POISON_H
+
+// Exported type declarations
+
+// Exported RAM declarations
+
+// Exported ROM declarations
+
+enum {
+    FLDPSN_NONE,
+    FLDPSN_PSN,
+    FLDPSN_FNT
+};
+
+void sub_80F972C(void);
+unsigned int overworld_poison(void);
+
+#endif //GUARD_FIELD_POISON_H

include/party_menu.h

@@ -1,6 +1,15 @@
 #ifndef GUARD_PARTY_MENU_H
 #define GUARD_PARTY_MENU_H
 
+enum {
+    AILMENT_NONE,
+    AILMENT_PSN,
+    AILMENT_PRZ,
+    AILMENT_SLP,
+    AILMENT_FRZ,
+    AILMENT_BRN
+};
+
 bool8 pokemon_has_move(struct Pokemon *, u16);
 void sub_81B58A8(void);
 void DoWallyTutorialBagMenu(void);