--- libtiff/tiffconf.h.orig	2019-08-29 15:37:19.000000000 +0200
+++ libtiff/tiffconf.h	2019-08-29 15:38:25.000000000 +0200
@@ -15,7 +15,11 @@
 #define TIFF_INT32_T signed int
 
 /* Signed 64-bit type */
+#ifdef __LP64__
 #define TIFF_INT64_T signed long
+#else
+#define TIFF_INT64_T signed long long
+#endif
 
 /* Signed 8-bit type */
 #define TIFF_INT8_T signed char
@@ -27,7 +31,11 @@
 #define TIFF_UINT32_T unsigned int
 
 /* Unsigned 64-bit type */
+#ifdef __LP64__
 #define TIFF_UINT64_T unsigned long
+#else
+#define TIFF_UINT64_T unsigned long long
+#endif
 
 /* Unsigned 8-bit type */
 #define TIFF_UINT8_T unsigned char