@@ 5,7 5,7 @@ a statically-linked Guile in an initrd that doesn't have libc.so around.
--- guile-2.0.11/libguile/posix.c.orig 2014-02-28 15:01:27.000000000 -0500
+++ guile-2.0.11/libguile/posix.c 2015-06-21 14:28:23.624251038 -0400
-@@ -2245,6 +2245,269 @@
+@@ -2245,6 +2245,295 @@
}
#endif
@@ 58,6 58,32 @@ a statically-linked Guile in an initrd that doesn't have libc.so around.
+}
+#undef FUNC_NAME
+
++SCM_DEFINE (scm_umount, "umount", 1, 0, 0,
++ (SCM target),
++ "Unmount the file system on @var{target}.")
++#define FUNC_NAME s_scm_umount
++{
++ int err;
++ char *c_target;
++
++ c_target = scm_to_locale_string (target);
++
++ err = umount (c_target);
++ if (err != 0)
++ err = errno;
++
++ free (c_target);
++
++ if (err != 0)
++ {
++ errno = err;
++ SCM_SYSERROR;
++ }
++
++ return SCM_UNSPECIFIED;
++}
++#undef FUNC_NAME
++
+/* Linux's module installation syscall. See `kernel/module.c' in Linux;
+ the function itself is part of the GNU libc.
+