--- hatari/src/uae-cpu/fpp.c	2019/04/09 08:50:34	1.1.1.11
+++ hatari/src/uae-cpu/fpp.c	2019/04/09 08:52:13	1.1.1.12
@@ -145,7 +145,11 @@ STATIC_INLINE fptype to_pack (uae_u32 wr
     *cp++ = ((wrd1 >> 20) & 0xf) + '0';
     *cp++ = ((wrd1 >> 16) & 0xf) + '0';
     *cp = 0;
+#if USE_LONG_DOUBLE
+    sscanf (str, "%Le", &d);
+#else
     sscanf (str, "%le", &d);
+#endif
     return d;
 }
 
@@ -156,7 +160,11 @@ STATIC_INLINE void from_pack (fptype src
     char *cp;
     char str[100];
 
+#if USE_LONG_DOUBLE
+    sprintf (str, "%.16Le", src);
+#else
     sprintf (str, "%.16e", src);
+#endif
     cp = str;
     *wrd1 = *wrd2 = *wrd3 = 0;
     if (*cp == '-') {