libpfring: Update to 7.4.0

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/libpfring/patches/0001-fix-cross-compiling.patch

@@ -1,7 +1,7 @@
 --- a/userland/configure
 +++ b/userland/configure
-@@ -3745,12 +3745,6 @@ fi
- if test "$IS_FREEBSD" != "1"; then
+@@ -3718,12 +3718,6 @@ fi
+ if test "$IS_FREEBSD" != "1" && test "$cross_compiling" != "yes" ; then
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if r/w locks are supported" >&5
  $as_echo_n "checking if r/w locks are supported... " >&6; }
 -  if test "$cross_compiling" = yes; then :
@@ -13,7 +13,7 @@
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  
-@@ -3763,7 +3757,7 @@ else
+@@ -3736,7 +3730,7 @@ else
  
  
  _ACEOF
@@ -22,7 +22,7 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
  $as_echo "yes" >&6; }
  cat >>confdefs.h <<_ACEOF
-@@ -3777,7 +3771,6 @@ $as_echo "no" >&6; }
+@@ -3750,7 +3744,6 @@ $as_echo "no" >&6; }
  fi
  rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
    conftest.$ac_objext conftest.beam conftest.$ac_ext

libs/libpfring/patches/0002-fix-march-native.patch

@@ -1,16 +1,6 @@
 --- a/userland/configure
 +++ b/userland/configure
-@@ -3296,14 +3296,16 @@ fi
- done
- 
- 
--MACHINE=`uname -m`
-+if test -z "$MACHINE"; then
-+  MACHINE=`uname -m`
-+fi
- CFLAGS=""
- SYS_LIBS=""
- 
+@@ -3291,7 +3291,7 @@ SYS_LIBS=""
  VER=`cat ../kernel/linux/pf_ring.h | grep RING_VERSION | head -1 | cut -d '"' -f 2`
  MAJOR_VER=`cat ../kernel/linux/pf_ring.h | grep RING_VERSION | head -1 | cut -d '"' -f 2 | cut -d '.' -f 1`
  

libs/libpfring/patches/0003-fix-strncpy.patch

@@ -1,10 +0,0 @@
---- a/userland/lib/pfring_mod.c
-+++ b/userland/lib/pfring_mod.c
-@@ -24,6 +24,7 @@
- #include <ifaddrs.h>
- 
- #ifdef ENABLE_BPF
-+#include <string.h>
- #include <pcap/pcap.h>
- #include <pcap/bpf.h>
- #include <pcap-int.h>

libs/libpfring/patches/010-fix-buildbots.patch

@@ -1,10 +0,0 @@
-diff --git a/userland/nbpf/Makefile.in b/userland/nbpf/Makefile.in
-index b0d8181..8221e41 100644
---- a/userland/nbpf/Makefile.in
-+++ b/userland/nbpf/Makefile.in
-@@ -1,4 +1,4 @@
--LEX = lex
-+LEX = flex
- YACC = bison
- INCLUDE = -I../lib -I../../kernel
- LIBS=`../lib/pfring_config --libs` -lpthread #@NDPI_LIB@