X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=extras%2Fvolume_id%2FMakefile;h=efec58f80efb9286ccffbf4418bdf4a51de594be;hp=9c274212a653a4d757a8071fbc54881114097595;hb=9066c16adaf90888bc2ffe1a816f3638d58e0bdb;hpb=e296b1476e99150413d92c58e3b5e07e5bda9fd4

diff --git a/extras/volume_id/Makefile b/extras/volume_id/Makefile
index 9c274212a..efec58f80 100644
--- a/extras/volume_id/Makefile
+++ b/extras/volume_id/Makefile
@@ -28,7 +28,7 @@ INSTALL_PROGRAM = ${INSTALL}
 INSTALL_DATA  = ${INSTALL} -m 644
 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
 
-override CFLAGS+=-D_FILE_OFFSET_BITS=64
+override CFLAGS+=-D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
 
 VOLUME_ID_BASE=volume_id
 include $(VOLUME_ID_BASE)/Makefile.inc