--- iputils-s20160308/Makefile	2016-03-08 13:58:56.000000000 +0100
+++ iputils-s20160308-new/Makefile	2016-03-09 10:09:02.295409179 +0100
@@ -36,7 +36,7 @@ WITHOUT_IFADDRS=no
 ARPING_DEFAULT_DEVICE=
 
 # nettle library for ipv6 ping [yes|no|static]
-USE_NETTLE=yes
+USE_NETTLE=no
 # libgcrypt library for ipv6 ping [no|yes|static]
 USE_GCRYPT=no
 # Crypto library for ping6 [shared|static|no]
@@ -53,7 +53,7 @@ ENABLE_RDISC_SERVER=no
 # What a pity, all new gccs are buggy and -Werror does not work. Sigh.
 # CFLAGS+=-fno-strict-aliasing -Wstrict-prototypes -Wall -Werror -g
 CFLAGS?=-O3 -g
-CFLAGS+=-fno-strict-aliasing -Wstrict-prototypes -Wall
+CFLAGS+=$(RPM_OPT_FLAGS) -fno-strict-aliasing -Wstrict-prototypes -Wall
 CPPFLAGS+=-D_GNU_SOURCE
 LDLIB=