Patch ripped from Debian.  Add support for building a shared 
libnet library (for PIC loving).  Also fixes typo for installing 
the libnet-config script.

http://bugs.gentoo.org/show_bug.cgi?id=82926

--- libnet-1.1.2.1.orig/src/Makefile.am
+++ libnet-1.1.2.1/src/Makefile.am
@@ -8,9 +8,9 @@
 
 include $(top_srcdir)/Makefile.am.common
 
-lib_LIBRARIES = libnet.a
+lib_LTLIBRARIES = libnet.la
 
-libnet_a_SOURCES = libnet_asn1.c \
+libnet_la_SOURCES = libnet_asn1.c \
 			libnet_build_802.1q.c \
 			libnet_build_802.1x.c \
 			libnet_build_802.2.c \
@@ -57,15 +57,20 @@
 			libnet_version.c \
 			libnet_write.c
 
-EXTRA_libnet_a_SOURCES = libnet_link_bpf.c \
-			libnet_link_dlpi.c \
-			libnet_link_linux.c \
-			libnet_link_nit.c \
- 			libnet_link_none.c \
-			libnet_link_pf.c \
-			libnet_link_snit.c \
-			libnet_link_snoop.c \
-			libnet_link_win32.c
-
-libnet_a_LIBADD = @LIBOBJS@
+libnet_la_LIBADD = @LTLIBOBJS@
 
+#   Here are a set of rules to help you update your library version
+# information:
+# 
+#   1. If the library source code has changed at all since the last
+#      update, then increment REVISION (`C:R:A' becomes `C:r+1:A').
+# 
+#   2. If any interfaces have been added, removed, or changed since the
+#      last update, increment CURRENT, and set REVISION to 0.
+# 
+#   3. If any interfaces have been added since the last public release,
+#      then increment AGE.
+# 
+#   4. If any interfaces have been removed since the last public release,
+#      then set AGE to 0.
+libnet_la_LDFLAGS = -version-info 4:0:3 # CURRENT[:REVISION[:AGE]]
--- libnet-1.1.2.1.orig/configure.in
+++ libnet-1.1.2.1/configure.in
@@ -21,7 +21,7 @@
 dnl
 AC_PROG_CC
 AC_PROG_INSTALL
-AC_PROG_RANLIB
+AC_PROG_LIBTOOL
 
 AC_CHECK_HEADERS(sys/sockio.h)
 
--- libnet-1.1.2.1.orig/Makefile.am
+++ libnet-1.1.2.1/Makefile.am
@@ -12,4 +12,4 @@
 
 EXTRA_DIST = Makefile.am.common
 
-bin_scripts = libnet-config
+bin_SCRIPTS = libnet-config
--- libnet-1.1.2.1.orig/sample/Makefile.am
+++ libnet-1.1.2.1/sample/Makefile.am
@@ -60,4 +60,4 @@
 ip_link_SOURCES		= ip_link.c
 sebek_SOURCES           = sebek.c
 
-LDADD = $(top_srcdir)/src/libnet.a
+LDADD = $(top_srcdir)/src/libnet.la