+#: ../src/guestfs-actions.pod:3455
+msgid "guestfs_is_zero"
+msgstr ""
+
+#. type: verbatim
+#: ../src/guestfs-actions.pod:3457
+#, no-wrap
+msgid ""
+" int\n"
+" guestfs_is_zero (guestfs_h *g,\n"
+" const char *path);\n"
+"\n"
+msgstr ""
+
+#. type: textblock
+#: ../src/guestfs-actions.pod:3461 ../fish/guestfish-actions.pod:2421
+msgid ""
+"This returns true iff the file exists and the file is empty or it contains "
+"all zero bytes."
+msgstr ""
+
+#. type: =head2
+#: ../src/guestfs-actions.pod:3466
+msgid "guestfs_is_zero_device"
+msgstr ""
+
+#. type: verbatim
+#: ../src/guestfs-actions.pod:3468
+#, no-wrap
+msgid ""
+" int\n"
+" guestfs_is_zero_device (guestfs_h *g,\n"
+" const char *device);\n"
+"\n"
+msgstr ""
+
+#. type: textblock
+#: ../src/guestfs-actions.pod:3472 ../fish/guestfish-actions.pod:2428
+msgid "This returns true iff the device exists and contains all zero bytes."
+msgstr ""
+
+#. type: textblock
+#: ../src/guestfs-actions.pod:3474 ../fish/guestfish-actions.pod:2430
+msgid "Note that for large devices this can take a long time to run."
+msgstr ""
+
+#. type: =head2
+#: ../src/guestfs-actions.pod:3478