X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=include%2Fbabeltrace%2Fformat.h;h=c97d1987fd9e14c05f440223308d41c5d1c9b39c;hp=877e8bb6a2d29e1273a6cdd66a42d1b0fdc14d04;hb=5901aa79610cd8703f6a21c00bcdc00cb6e66da1;hpb=7d11cac68520597dfe2cbb67f17a1340d41fc0d9

diff --git a/include/babeltrace/format.h b/include/babeltrace/format.h
index 877e8bb6..c97d1987 100644
--- a/include/babeltrace/format.h
+++ b/include/babeltrace/format.h
@@ -35,9 +35,9 @@ struct format {
 	void (*close_trace)(struct trace_descriptor *descriptor);
 };
 
-struct format *bt_lookup_format(GQuark qname);
-void bt_fprintf_format_list(FILE *fp);
-int bt_register_format(struct format *format);
+extern struct format *bt_lookup_format(GQuark qname);
+extern void bt_fprintf_format_list(FILE *fp);
+extern int bt_register_format(struct format *format);
 
 /* TBD: format unregistration */