krb5 commit [krb5-1.15]: Fix declaration without type in t_shs3.c

https://github.com/krb5/krb5/commit/40212c81ad305d95404f57495bbfeba9997d91e9
commit 40212c81ad305d95404f57495bbfeba9997d91e9
Author: Robbie Harwood <[email protected]>
Date:   Thu Nov 10 12:57:19 2016 -0500

    Fix declaration without type in t_shs3.c
    
    (cherry picked from commit 02f15f278112f7c03fb24044de169c071a786d71)
    
    ticket: 8516
    version_fixed: 1.15

 src/lib/crypto/builtin/sha1/t_shs3.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/lib/crypto/builtin/sha1/t_shs3.c b/src/lib/crypto/builtin/sha1/t_shs3.c
index ca985fb..f7932ef 100644
--- a/src/lib/crypto/builtin/sha1/t_shs3.c
+++ b/src/lib/crypto/builtin/sha1/t_shs3.c
@@ -56,6 +56,7 @@ int Dflag;
 
 int
 main(argc,argv)
+    int argc;
     char **argv;
 {
     char *argp;