diff --git a/meta-openembedded/meta-oe/recipes-connectivity/libimobiledevice/libimobiledevice_git.bb b/meta-openembedded/meta-oe/recipes-connectivity/libimobiledevice/libimobiledevice_git.bb
index 3dfd4e9..5217687 100644
--- a/meta-openembedded/meta-oe/recipes-connectivity/libimobiledevice/libimobiledevice_git.bb
+++ b/meta-openembedded/meta-oe/recipes-connectivity/libimobiledevice/libimobiledevice_git.bb
@@ -17,3 +17,5 @@
 inherit autotools pkgconfig
 
 EXTRA_OECONF = " --without-cython "
+
+CFLAGS += "-D_GNU_SOURCE"