diff --git a/x11/libxkbcommon/files/patch-tools_interactive-wayland.c b/x11/libxkbcommon/files/patch-tools_interactive-wayland.c
new file mode 100644
index 000000000..3d9ebccc4
--- /dev/null
+++ b/x11/libxkbcommon/files/patch-tools_interactive-wayland.c
@@ -0,0 +1,32 @@
+--- tools/interactive-wayland.c.orig	2021-04-07 16:27:51 UTC
++++ tools/interactive-wayland.c
+@@ -181,20 +181,26 @@ os_create_anonymous_file(off_t size)
+         return -1;
+ 
+ #ifdef HAVE_POSIX_FALLOCATE
++    /* Filesystems that do not support posix_fallocate()
++     * will return EINVAL or EOPNOTSUPP, fallback to
++     * ftruncate() then
++     */
+     ret = posix_fallocate(fd, 0, size);
+-    if (ret != 0) {
++    if (ret != 0 && ret != EINVAL && ret != EOPNOTSUPP) {
+         close(fd);
+         errno = ret;
+         return -1;
+     }
++    if (ret != 0)
++        ret = ftruncate(fd, size);
+ #else
+     ret = ftruncate(fd, size);
++#endif
+     if (ret < 0) {
+         close(fd);
++        errno = ret;
+         return -1;
+     }
+-#endif
+-
+     return fd;
+ }
+