sha1flush        1322 builtin/index-pack.c 	sha1flush(f);
sha1flush          60 csum-file.c    	sha1flush(f);
sha1flush         158 csum-file.c    	sha1flush(f);
sha1flush          38 csum-file.h    extern void sha1flush(struct sha1file *f);
sha1flush        1306 fast-import.c  		sha1flush(pack_file);