Add missing #includes.

opl/examples/droplay.c

@@ -19,6 +19,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "SDL.h"
 

src/heretic/mn_menu.c

@@ -16,6 +16,7 @@
 
 // MN_menu.c
 
+#include <stdlib.h>
 #include <ctype.h>
 
 #include "deh_str.h"

src/heretic/p_saveg.c

@@ -16,6 +16,8 @@
 
 // P_tick.c
 
+#include <stdlib.h>
+
 #include "doomdef.h"
 #include "i_swap.h"
 #include "i_system.h"

src/i_sdlmusic.c

@@ -20,6 +20,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <ctype.h>
+
 #include "SDL.h"
 #include "SDL_mixer.h"
 

src/setup/execute.c

@@ -18,6 +18,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <ctype.h>
 
 #include <sys/types.h>
 

src/setup/joystick.c

@@ -14,6 +14,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "doomtype.h"
 #include "i_joystick.h"

textscreen/txt_window.c

@@ -12,6 +12,7 @@
 // GNU General Public License for more details.
 //
 
+#include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>

textscreen/txt_window_action.c

@@ -14,6 +14,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <ctype.h>
 
 #include "doomkeys.h"