The main() return value is a program's exit code.

diff --git a/crypto/des/destest.c b/crypto/des/destest.c
index 98f373008f5eb1795d4d460ca0bdcf70eb1f4420..9ad4ecb0728dc217350835db549b1775ea72a72e 100644 (file)
--- a/crypto/des/destest.c
+++ b/crypto/des/destest.c
@@ -795,8 +795,7 @@ plain[8+4], plain[8+5], plain[8+6], plain[8+7]);
                err=1;
                }
        printf("\n");
-       exit(err);
-       return(err); /* Never reached, but keeps compilers happy */
+       return(err);
        }
 
 static char *pt(unsigned char *p)