md5_sha1 seems not to exist on all implementations

good it doesn't, I was already wondering about this odd concept

README.rst

@@ -84,7 +84,7 @@ new xverifier = verifier(ENUM digest, STRING key)
 ::
 
    new xverifier = verifier(
-      ENUM {md_null, md4, md5, md5_sha1, sha1, sha224, sha256, sha384, sha512, ripemd160, rmd160, whirlpool} digest,
+      ENUM {md_null, md4, md5, sha1, sha224, sha256, sha384, sha512, ripemd160, rmd160, whirlpool} digest,
       STRING key
    )
 

src/md.c

@@ -45,7 +45,6 @@ md_init (void) {
 #endif
 #ifndef OPENSSL_NO_MD5
 	mdtbl[md5] = EVP_md5();
-	mdtbl[md5_sha1] = EVP_md5_sha1();
 #endif
 #ifndef OPENSSL_NO_SHA
 	mdtbl[sha1] = EVP_sha1();

src/tbl_md.h

 VMODENUM(md_null)
 VMODENUM(md4)
 VMODENUM(md5)
-VMODENUM(md5_sha1)
 VMODENUM(sha1)
 //VMODENUM(dss)
 //VMODENUM(dss1)

src/vmod_crypto.vcc

@@ -38,7 +38,7 @@ Example
 } -start
 
 
-$Object verifier(ENUM {md_null, md4, md5, md5_sha1, sha1, sha224,
+$Object verifier(ENUM {md_null, md4, md5, sha1, sha224,
 	sha256, sha384, sha512, ripemd160, rmd160, whirlpool} digest,
 	STRING key)