@@ -8,20 +8,20 @@
 #  endif
 #else
 #  include <unistd.h>
 #endif
 
-ssize_t x509_to_subject(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
-
-ssize_t x509_to_issuer(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
-
-ssize_t x509_to_serial(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
-
-ssize_t x509_to_modulus(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
-
-ssize_t x509_to_exponent(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
-
-ssize_t x509_to_keysize(void *x509_der_buf, size_t x509_der_buf_len);
-
-ssize_t x509_dn_to_string(void *asn1_der_buf, size_t asn1_der_buf_len, char *outbuf, size_t outbuf_len, char *matchlabel);
+static ssize_t x509_to_subject(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
+
+static ssize_t x509_to_issuer(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
+
+static ssize_t x509_to_serial(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
+
+static ssize_t x509_to_modulus(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
+
+static ssize_t x509_to_exponent(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf);
+
+static ssize_t x509_to_keysize(void *x509_der_buf, size_t x509_der_buf_len);
+
+static ssize_t x509_dn_to_string(void *asn1_der_buf, size_t asn1_der_buf_len, char *outbuf, size_t outbuf_len, char *matchlabel);
 
 #endif