diff --git a/3rdparty/Makefile b/3rdparty/Makefile
index 714601cc..e9d68092 100644
--- a/3rdparty/Makefile
+++ b/3rdparty/Makefile
@@ -102,7 +102,8 @@ LUAARCH=$(LUA).tar.gz
 LUAURL=https://www.lua.org/ftp/$(LUAARCH)
 LUAURLALT=https://www.tecgraf.puc-rio.br/lua/mirror/ftp/$(LUAARCH)
 LUASHA256=0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac
-LUAPATCHES = lua-atari-log2.patch
+LUAPATCHES = lua-atari-log2.patch \
+             lua-atari-inttype.patch
 # https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-0.6.1.tar.gz
 RECOILVER=4.3.1
 RECOIL=recoil-$(RECOILVER)
@@ -510,7 +511,12 @@ else
 	# configure [--const] [--zprefix] [--prefix=PREFIX]  [--eprefix=EXPREFIX]
 	#  [--static] [--64] [--libdir=LIBDIR] [--sharedlibdir=LIBDIR]
 	#  [--includedir=INCLUDEDIR] [--archs="-arch i386 -arch x86_64"]
-	cd $(ZLIB) && CC=$(CC) AR=$(AR) RANLIB=$(RANLIB) ./configure --prefix=$(PREFIX) && $(MAKE) test
+	cd $(ZLIB) && CC=$(CC) AR=$(AR) RANLIB=$(RANLIB) ./configure --prefix=$(PREFIX)
+ifdef ATARICROSS
+	cd $(ZLIB) && $(MAKE)
+else
+	cd $(ZLIB) && $(MAKE) test
+endif
 	cd $(ZLIB) && $(MAKE) install
 endif
 	$(CP) $(ZLIB)/README ../doc/README-zlib1.txt
diff --git a/3rdparty/SDL-1.2.15-atari-timer.patch b/3rdparty/SDL-1.2.15-atari-timer.patch
index 4f54c0cc..36706669 100644
--- a/3rdparty/SDL-1.2.15-atari-timer.patch
+++ b/3rdparty/SDL-1.2.15-atari-timer.patch
@@ -560,3 +560,13 @@ diff -r 7f4407040fbd -r 4a9c67d11c9f src/video/gem/SDL_gemevents.c
  		resultat = evnt_multi(
  			MU_MESAG|MU_TIMER|MU_KEYBD,
  			0,0,0,
+--- SDL-1.2.15/configure.orig	2019-02-09 05:22:11.106966000 +0100
++++ SDL-1.2.15/configure	2019-02-09 05:22:35.734516000 +0100
+@@ -30122,7 +30122,6 @@
+ _ACEOF
+ 
+                 SOURCES="$SOURCES $srcdir/src/timer/mint/*.c"
+-                SOURCES="$SOURCES $srcdir/src/timer/mint/*.S"
+             fi
+             have_timers=yes
+         fi
diff --git a/3rdparty/lua-atari-inttype.patch b/3rdparty/lua-atari-inttype.patch
new file mode 100644
index 00000000..91027a59
--- /dev/null
+++ b/3rdparty/lua-atari-inttype.patch
@@ -0,0 +1,11 @@
+--- lua-5.3.5/src/luaconf.h.orig	2019-02-09 04:47:51.683095000 +0100
++++ lua-5.3.5/src/luaconf.h	2019-02-09 04:48:29.946857000 +0100
+@@ -77,7 +77,7 @@
+ ** C89 ('long' and 'double'); Windows always has '__int64', so it does
+ ** not need to use this case.
+ */
+-#if defined(LUA_USE_C89) && !defined(LUA_USE_WINDOWS)
++#if (defined(LUA_USE_C89) && !defined(LUA_USE_WINDOWS)) || defined(__atarist__) || defined(__MINT__)
+ #define LUA_C89_NUMBERS
+ #endif
+