solaris now provides its own b64_encode which

conflicts with our private one.

--- libarchive-3.1.2/libarchive/archive_write_add_filter_b64encode.c.orig	Sun Jan 24 10:08:09 2016

+++ libarchive-3.1.2/libarchive/archive_write_add_filter_b64encode.c	Sun Jan 24 10:08:54 2016

@@ -60,7 +60,7 @@

     const void *, size_t);

 static int archive_filter_b64encode_close(struct archive_write_filter *);

 static int archive_filter_b64encode_free(struct archive_write_filter *);

-static void b64_encode(struct archive_string *, const unsigned char *, size_t);

+static void archive_private_b64_encode(struct archive_string *, const unsigned char *, size_t);

 static int64_t atol8(const char *, size_t);

 static const char base64[] = {

@@ -180,7 +180,7 @@

 }

 static void

-b64_encode(struct archive_string *as, const unsigned char *p, size_t len)

+archive_private_b64_encode(struct archive_string *as, const unsigned char *p, size_t len)

 {

 	int c;

@@ -234,12 +234,12 @@

 		}

 		if (state->hold_len < LBYTES)

 			return (ret);

-		b64_encode(&state->encoded_buff, state->hold, LBYTES);

+		archive_private_b64_encode(&state->encoded_buff, state->hold, LBYTES);

 		state->hold_len = 0;

 	}

 	for (; length >= LBYTES; length -= LBYTES, p += LBYTES)

-		b64_encode(&state->encoded_buff, p, LBYTES);

+		archive_private_b64_encode(&state->encoded_buff, p, LBYTES);

 	/* Save remaining bytes. */

 	if (length > 0) {

@@ -270,7 +270,7 @@

 	/* Flush remaining bytes. */

 	if (state->hold_len != 0)

-		b64_encode(&state->encoded_buff, state->hold, state->hold_len);

+		archive_private_b64_encode(&state->encoded_buff, state->hold, state->hold_len);

 	archive_string_sprintf(&state->encoded_buff, "====\n");

 	/* Write the last block */

 	archive_write_set_bytes_in_last_block(f->archive, 1);