Explicitly link version.c where it's needed.

The various tools need version.c from libvarnish, so make that part of
the build directly.

bin/varnishhist/Makefile.am

@@ -6,7 +6,8 @@ bin_PROGRAMS = varnishhist
 
 dist_man_MANS = varnishhist.1
 
-varnishhist_SOURCES = varnishhist.c
+varnishhist_SOURCES = varnishhist.c \
+	$(top_builddir)/lib/libvarnish/version.c
 
 varnishhist_LDADD = \
 	$(top_builddir)/lib/libvarnishcompat/libvarnishcompat.la \

bin/varnishlog/Makefile.am

@@ -9,6 +9,7 @@ dist_man_MANS = varnishlog.1
 varnishlog_SOURCES = \
 	varnishlog.c \
 	$(top_builddir)/lib/libvarnish/flopen.c \
+	$(top_builddir)/lib/libvarnish/version.c \
 	$(top_builddir)/lib/libvarnish/vpf.c
 
 varnishlog_LDADD = \

bin/varnishncsa/Makefile.am

@@ -11,6 +11,7 @@ varnishncsa_SOURCES = \
 	base64.c \
 	base64.h \
 	$(top_builddir)/lib/libvarnish/flopen.c \
+	$(top_builddir)/lib/libvarnish/version.c \
 	$(top_builddir)/lib/libvarnish/vpf.c
 
 varnishncsa_LDADD = \

bin/varnishsizes/Makefile.am

@@ -6,7 +6,8 @@ bin_PROGRAMS = varnishsizes
 
 dist_man_MANS = varnishsizes.1
 
-varnishsizes_SOURCES = varnishsizes.c
+varnishsizes_SOURCES = varnishsizes.c \
+	$(top_builddir)/lib/libvarnish/version.c
 
 varnishsizes_LDADD = \
 	$(top_builddir)/lib/libvarnishcompat/libvarnishcompat.la \

bin/varnishstat/Makefile.am

@@ -10,7 +10,8 @@ varnishstat_SOURCES = \
 	varnishstat.h \
 	\
 	varnishstat.c \
-	varnishstat_curses.c
+	varnishstat_curses.c \
+	$(top_builddir)/lib/libvarnish/version.c
 
 varnishstat_LDADD = \
 	$(top_builddir)/lib/libvarnishcompat/libvarnishcompat.la \

bin/varnishtop/Makefile.am

@@ -6,7 +6,8 @@ bin_PROGRAMS = varnishtop
 
 dist_man_MANS = varnishtop.1
 
-varnishtop_SOURCES = varnishtop.c
+varnishtop_SOURCES = varnishtop.c \
+	$(top_builddir)/lib/libvarnish/version.c
 
 varnishtop_LDADD = \
 	$(top_builddir)/lib/libvarnishcompat/libvarnishcompat.la \