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-rw-r--r--apps/include/opt.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/apps/include/opt.h b/apps/include/opt.h
index 15375e3a80..34298cf50d 100644
--- a/apps/include/opt.h
+++ b/apps/include/opt.h
@@ -363,6 +363,7 @@ int opt_umax(const char *arg, uintmax_t *result);
# define uintmax_t unsigned long
#endif
int opt_pair(const char *arg, const OPT_PAIR * pairs, int *result);
+int opt_string(const char *name, const char **options);
int opt_cipher(const char *name, const EVP_CIPHER **cipherp);
int opt_md(const char *name, const EVP_MD **mdp);
char *opt_arg(void);