Defined in 4 files as a typedef:
- contrib/ldns/sha1.c, line 53 (as a typedef)
- contrib/ntp/lib/isc/sha1.c, line 128 (as a typedef)
- contrib/wpa/src/crypto/sha1-internal.c, line 182 (as a typedef)
- crypto/openssh/openbsd-compat/sha1.c, line 51 (as a typedef)