Patched oath-toolkit to work with glibc 2.28

Makefile

 all:
 	tar xf oath-toolkit-2.6.2.tar.gz
 	patch -Np1 -d oath-toolkit-2.6.2 < oath-toolkit-2.6.2-gcc7.patch
+	patch -Np1 -d oath-toolkit-2.6.2 < oath-toolkit-2.6.2-fix_glibc_2.28.patch
 	cd oath-toolkit-2.6.2 && ./configure --prefix=/usr
 	$(MAKE) -C oath-toolkit-2.6.2
 	$(MAKE) -C oath-toolkit-2.6.2 install

oath-toolkit-2.6.2-fix_glibc_2.28.patch

+diff -uNr oath-toolkit-2.6.2/liboath/gl/fseeko.c oath-toolkit-2.6.2-fix_glibc_2.28/liboath/gl/fseeko.c
+--- oath-toolkit-2.6.2/liboath/gl/fseeko.c	2016-08-27 20:45:06.000000000 +0930
++++ oath-toolkit-2.6.2-fix_glibc_2.28/liboath/gl/fseeko.c	2019-09-17 04:16:07.283027444 +0930
+@@ -47,7 +47,7 @@
+ #endif
+ 
+   /* These tests are based on fpurge.c.  */
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+   if (fp->_IO_read_end == fp->_IO_read_ptr
+       && fp->_IO_write_ptr == fp->_IO_write_base
+       && fp->_IO_save_base == NULL)
+@@ -123,7 +123,7 @@
+           return -1;
+         }
+ 
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
+       fp->_flags &= ~_IO_EOF_SEEN;
+       fp->_offset = pos;
+ #elif defined __sferror || defined __DragonFly__ || defined __ANDROID__