Makefile: don't build dependencies file for clean, distclean.

src/Makefile

@@ -16,6 +16,7 @@ release_hdr := $(shell sh -c './mkreleasehdr.sh')
 uname_S := $(shell sh -c 'uname -s 2>/dev/null || echo not')
 OPTIMIZATION?=-O2
 DEPENDENCY_TARGETS=hiredis linenoise lua geohash-int
+NODEPS:=clean distclean
 
 # Default settings
 STD=-std=c99 -pedantic -DREDIS_STATIC=''
@@ -145,7 +146,9 @@ all: $(REDIS_SERVER_NAME) $(REDIS_SENTINEL_NAME) $(REDIS_CLI_NAME) $(REDIS_BENCH
 Makefile.dep:
 	-$(REDIS_CC) -MM *.c > Makefile.dep 2> /dev/null || true
 
+ifeq (0, $(words $(findstring $(MAKECMDGOALS), $(NODEPS))))
 -include Makefile.dep
+endif
 
 .PHONY: all