diff --git a/srcpkgs/gcal/patches/fseeko.patch b/srcpkgs/gcal/patches/fseeko.patch
new file mode 100644
index 00000000000..c75e65eaa1f
--- /dev/null
+++ b/srcpkgs/gcal/patches/fseeko.patch
@@ -0,0 +1,75 @@
+diff --git lib/fseeko.c lib/fseeko.c
+index 5ae106f..d47481d 100644
+--- lib/fseeko.c
++++ lib/fseeko.c
+@@ -1,9 +1,9 @@
+ /* An fseeko() function that, together with fflush(), is POSIX compliant.
+-   Copyright (C) 2007-2017 Free Software Foundation, Inc.
++   Copyright (C) 2007-2018 Free Software Foundation, Inc.
+ 
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+-   the Free Software Foundation; either version 3, or (at your option)
++   the Free Software Foundation; either version 2, or (at your option)
+    any later version.
+ 
+    This program is distributed in the hope that it will be useful,
+@@ -12,7 +12,7 @@
+    GNU General Public License for more details.
+ 
+    You should have received a copy of the GNU General Public License along
+-   with this program; if not, see <http://www.gnu.org/licenses/>.  */
++   with this program; if not, see <https://www.gnu.org/licenses/>.  */
+ 
+ #include <config.h>
+ 
+@@ -33,9 +33,9 @@ fseeko (FILE *fp, off_t offset, int whence)
+ #endif
+ #if _GL_WINDOWS_64_BIT_OFF_T
+ # undef fseeko
+-# if HAVE__FSEEKI64 /* msvc, mingw64 */
++# if HAVE__FSEEKI64 && HAVE_DECL__FSEEKI64 /* msvc, mingw since msvcrt8.0, mingw64 */
+ #  define fseeko _fseeki64
+-# else /* mingw */
++# else /* mingw before msvcrt8.0 */
+ #  define fseeko fseeko64
+ # endif
+ #endif
+@@ -47,7 +47,8 @@ fseeko (FILE *fp, off_t offset, int whence)
+ #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 || defined _IO_ftrylockfile || __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)
+@@ -80,7 +81,7 @@ fseeko (FILE *fp, off_t offset, int whence)
+ #elif defined __minix               /* Minix */
+   if (fp_->_ptr == fp_->_buf
+       && (fp_->_ptr == NULL || fp_->_count == 0))
+-#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, MSVC, NonStop Kernel */
++#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, MSVC, NonStop Kernel, OpenVMS */
+   if (fp_->_ptr == fp_->_base
+       && (fp_->_ptr == NULL || fp_->_cnt == 0))
+ #elif defined __UCLIBC__            /* uClibc */
+@@ -123,7 +124,8 @@ fseeko (FILE *fp, off_t offset, int whence)
+           return -1;
+         }
+ 
+-#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
++#if defined _IO_EOF_SEEN || defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1
++      /* GNU libc, BeOS, Haiku, Linux libc5 */
+       fp->_flags &= ~_IO_EOF_SEEN;
+       fp->_offset = pos;
+ #elif defined __sferror || defined __DragonFly__ || defined __ANDROID__
+@@ -150,7 +152,7 @@ fseeko (FILE *fp, off_t offset, int whence)
+       fp_->_flags &= ~__SEOF;
+ #elif defined __EMX__               /* emx+gcc */
+       fp->_flags &= ~_IOEOF;
+-#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, MSVC, NonStop Kernel */
++#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw, MSVC, NonStop Kernel, OpenVMS */
+       fp_->_flag &= ~_IOEOF;
+ #elif defined __MINT__              /* Atari FreeMiNT */
+       fp->__offset = pos;
diff --git a/srcpkgs/gcal/template b/srcpkgs/gcal/template
index 0ba834eeacf..3c535d1c099 100644
--- a/srcpkgs/gcal/template
+++ b/srcpkgs/gcal/template
@@ -1,13 +1,13 @@
 # Template file for 'gcal'
 pkgname=gcal
 version=4.1
-revision=1
+revision=2
 build_style=gnu-configure
 hostmakedepends="tzutils perl"
 makedepends="ncurses-devel"
 short_desc="Display hybrid and proleptic Julian and Gregorian calendar sheets"
 maintainer="Leah Neukirchen <leah@vuxu.org>"
-license="GPL-3"
+license="GPL-3.0-or-later"
 homepage="http://www.gnu.org/software/gcal/"
 distfiles="${GNU_SITE}/${pkgname}/${pkgname}-${version}.tar.xz"
 checksum=91b56c40b93eee9bda27ec63e95a6316d848e3ee047b5880ed71e5e8e60f61ab