this is kind of hacky, but automake doesn't make this easy
for us atm, so hack away :(

(recent autotools will always add $(CFLAGS)/etc... to the compile)

--- a/tools/locktest/Makefile.am
+++ b/tools/locktest/Makefile.am
@@ -1,12 +1,11 @@
 ## Process this file with automake to produce Makefile.in
 
 CC=$(CC_FOR_BUILD)
-LIBTOOL = @LIBTOOL@ --tag=CC
+CFLAGS=$(CFLAGS_FOR_BUILD)
+CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
+LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 noinst_PROGRAMS = testlk
 testlk_SOURCES = testlk.c
-testlk_CFLAGS=$(CFLAGS_FOR_BUILD)
-testlk_CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
-testlk_LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 MAINTAINERCLEANFILES = Makefile.in
--- a/tools/rpcdebug/Makefile.am
+++ b/tools/rpcdebug/Makefile.am
@@ -1,15 +1,14 @@
 ## Process this file with automake to produce Makefile.in
 
 CC=$(CC_FOR_BUILD)
-LIBTOOL = @LIBTOOL@ --tag=CC
+CFLAGS=$(CFLAGS_FOR_BUILD)
+CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
+LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 man8_MANS = rpcdebug.man
 EXTRA_DIST = $(man8_MANS)
 
 sbin_PROGRAMS = rpcdebug
 rpcdebug_SOURCES = rpcdebug.c
-rpcdebug_CFLAGS=$(CFLAGS_FOR_BUILD)
-rpcdebug_CPPFLAGS=$(CPPFLAGS_FOR_BUILD) -I$(top_srcdir)/support/include
-rpcdebug_LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 MAINTAINERCLEANFILES = Makefile.in
--- a/tools/rpcgen/Makefile.am
+++ b/tools/rpcgen/Makefile.am
@@ -1,7 +1,9 @@
 ## Process this file with automake to produce Makefile.in
 
 CC=$(CC_FOR_BUILD)
-LIBTOOL = @LIBTOOL@ --tag=CC
+CFLAGS=$(CFLAGS_FOR_BUILD)
+CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
+LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 noinst_PROGRAMS = rpcgen
 rpcgen_SOURCES = rpc_clntout.c rpc_cout.c rpc_hout.c rpc_main.c \
@@ -9,10 +11,6 @@
 		 rpc_util.c rpc_sample.c rpc_output.h rpc_parse.h \
 		 rpc_scan.h rpc_util.h
 
-rpcgen_CFLAGS=$(CFLAGS_FOR_BUILD)
-rpcgen_CPPLAGS=$(CPPFLAGS_FOR_BUILD)
-rpcgen_LDFLAGS=$(LDFLAGS_FOR_BUILD)
-rpcgen_LDADD=$(LIBTIRPC)
 
 MAINTAINERCLEANFILES = Makefile.in
 
 EXTRA_DIST = rpcgen.new.1