For newer sdl2 and sdl2-ttf
https://lists.gnu.org/archive/html/bug-freedink/2019-08/msg00000.html
https://lists.gnu.org/archive/html/bug-freedink/2022-07/msg00001.html
--- a/src/gfx_fonts.cpp
+++ b/src/gfx_fonts.cpp
@@ -295,6 +295,6 @@
 {
-  char *familyname = TTF_FontFaceFamilyName(font);
+  const char *familyname = TTF_FontFaceFamilyName(font);
   if(familyname)
     log_info("The family name of the face in the font is: %s", familyname);
-  char *stylename = TTF_FontFaceStyleName(font);
+  const char *stylename = TTF_FontFaceStyleName(font);
   if(stylename)
--- a/src/input.cpp
+++ b/src/input.cpp
@@ -93,3 +93,2 @@
   // fake mouse events often are de-centered
-  SDL_SetHint(SDL_HINT_ANDROID_SEPARATE_MOUSE_AND_TOUCH, "0");