use 'struct in6_pktinfo' from linux/ipv6.h

[psmb.git] / src / Makefile

diff --git a/src/Makefile b/src/Makefile
index c115768a2540ed8a62b22bb0393b5ca004efe1e2..adda87352ad9e7c09f8734b92cd6345d12df2ffb 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,4 +1,5 @@
-CFLAGS = -pthread -Wall -I../include
+# -D_GNU_SOURCE needed for `struct in6_pktinfo` to be defined in linux/ipv6.h
+CFLAGS = -pthread -Wall -I../include -D_GNU_SOURCE
 ARFLAGS = rcsv
 
 LIB = libpsmb.a