X-Git-Url: https://www.tinc-vpn.org/git/browse?a=blobdiff_plain;f=lib%2Fdropin.h;h=a4d924803130321ec1a1ef36e96661f6d276b76c;hb=eacb5a28fb4c1515633f2b8a206e7067bc7b8f0c;hp=332a70dff66b7562384b82937abc7d95c1ab6ffd;hpb=c217d214f4f071c235bc7c463a1da6124e2570a6;p=tinc

diff --git a/lib/dropin.h b/lib/dropin.h
index 332a70df..a4d92480 100644
--- a/lib/dropin.h
+++ b/lib/dropin.h
@@ -13,9 +13,9 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     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, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #ifndef __DROPIN_H__
@@ -41,4 +41,8 @@ extern int vasprintf(char **, const char *, va_list ap);
 extern int gettimeofday(struct timeval *, void *);
 #endif
 
+#ifndef HAVE_USLEEP
+extern int usleep(long);
+#endif
+
 #endif							/* __DROPIN_H__ */