4571. [bug] Out-of-tree builds of backtrace_test failed.

CHANGES

@@ -1,3 +1,5 @@
+4571.	[bug]		Out-of-tree builds of backtrace_test failed.
+
 4570.	[cleanup]	named did not correctly fall back to the built-in
 			initializing keys if the bind.keys file was present
 			but empty. [RT #44531]

bin/tests/Makefile.in

@@ -134,11 +134,11 @@ adb_test@EXEEXT@: adb_test.@O@ ${ISCDEPLIBS} ${DNSDEPLIBS}
 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${CFLAGS} ${LDFLAGS} -o $@ adb_test.@O@ \
 		${DNSLIBS} ${ISCLIBS} ${LIBS}
 
-backtrace_test_nosymtbl@EXEEXT@: backtrace_test.c ${ISCDEPLIBS}
+backtrace_test_nosymtbl@EXEEXT@: ${srcdir}/backtrace_test.c ${ISCDEPLIBS}
 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${BTTEST_CFLAGS} ${LDFLAGS} -o $@ \
-	backtrace_test.c ${ISCLIBS} ${LIBS}
+	${srcdir}/backtrace_test.c ${ISCLIBS} ${LIBS}
 
-backtrace_test@EXEEXT@: backtrace_test_nosymtbl@EXEEXT@
+backtrace_test@EXEEXT@: ${srcdir}/backtrace_test.c backtrace_test_nosymtbl@EXEEXT@
 	#first step: create a first symbol table
 	rm -f symtbl.c
 	if test X${MKSYMTBL_PROGRAM} != X; then \
@@ -147,7 +147,7 @@ backtrace_test@EXEEXT@: backtrace_test_nosymtbl@EXEEXT@
 	cp ${top_srcdir}/lib/isc/backtrace-emptytbl.c symtbl.c; fi
 	#second step: build a binary with the first symbol table
 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${BTTEST_CFLAGS} ${LDFLAGS} \
-	-o $@0 backtrace_test.c symtbl.c \
+	-o $@0 ${srcdir}/backtrace_test.c symtbl.c \
 	${ISCNOSYMLIBS} ${LIBS}
 	rm -f symtbl.c
 	#third step: create a second symbol table
@@ -157,7 +157,7 @@ backtrace_test@EXEEXT@: backtrace_test_nosymtbl@EXEEXT@
 	#fourth step: build the final binary
 	rm -f $@0
 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${BTTEST_CFLAGS} ${LDFLAGS} \
-	-o $@ backtrace_test.c symtbl.c ${ISCNOSYMLIBS} ${LIBS}
+	-o $@ ${srcdir}/backtrace_test.c symtbl.c ${ISCNOSYMLIBS} ${LIBS}
 	rm -f symtbl.c
 
 nsecify@EXEEXT@: nsecify.@O@ ${ISCDEPLIBS} ${DNSDEPLIBS}