external/firebird: Even more LIBO_TUNNEL_LIBRARY_PATH

...as needed by some builders, apparently.

Change-Id: I94f3059121d21d55fc7f87d5554bf192f6858e06

external/firebird/asan.patch

@@ -57,15 +57,17 @@
  $(BUILD_FILE):	$(BUILD_Objects) $(COMMON_LIB)
 --- builds/posix/Makefile.in.examples
 +++ builds/posix/Makefile.in.examples
-@@ -123,7 +123,7 @@
+@@ -123,8 +123,8 @@
  
  $(EMPLOYEE_DB):	$(EXAMPLES_DEST)/empbuild$(EXEC_EXT) $(INPUT_Sources) $(EXAMPLES_DEST)/isql$(EXEC_EXT)
  	-$(RM) $(EMPLOYEE_DB)
 -	./empbuild $(EMPLOYEE_DB)
+-	$(GFIX) -write sync $(EMPLOYEE_DB)
 +	$(LIBO_TUNNEL_LIBRARY_PATH) ./empbuild $(EMPLOYEE_DB)
- 	$(GFIX) -write sync $(EMPLOYEE_DB)
++	$(LIBO_TUNNEL_LIBRARY_PATH) $(GFIX) -write sync $(EMPLOYEE_DB)
  	-$(CHMOD_6) $(EMPLOYEE_DB)
  
+ # To get past the fact isql is called from the programs, we create a local link in this directory
 @@ -140,7 +140,7 @@
  
  $(EXAMPLES_DEST)/empbuild.fdb : $(EXAMPLES_DEST)/empddl.sql $(EXAMPLES_DEST)/empbld.sql $(EXAMPLES_DEST)/isql$(EXEC_EXT)