diff --git a/core/stream.c b/core/stream.c
index fa7ea46..36ff70a 100644
--- a/core/stream.c
+++ b/core/stream.c
@@ -12,7 +12,7 @@
 static enum b_status stdio_read(
 	struct b_stream *stream, unsigned char *out, size_t max, size_t *nr_read)
 {
-	FILE *fp = stream->s_ptr;
+	FILE *fp = stream->s_ptr0;
 	enum b_status status = B_SUCCESS;
 
 	size_t count = fread(out, 1, max, fp);
@@ -29,7 +29,7 @@ static enum b_status stdio_write(
 	struct b_stream *stream, const unsigned char *data, size_t count,
 	size_t *nr_written)
 {
-	FILE *fp = stream->s_ptr;
+	FILE *fp = stream->s_ptr0;
 	enum b_status status = B_SUCCESS;
 	size_t w = fwrite(data, 1, count, fp);
 
@@ -44,7 +44,7 @@ static enum b_status stdio_write(
 static enum b_status stdio_seek(
 	struct b_stream *stream, long long offset, b_stream_seek_origin origin)
 {
-	FILE *fp = stream->s_ptr;
+	FILE *fp = stream->s_ptr0;
 	int whence = 0;
 	switch (origin) {
 	case B_STREAM_SEEK_START:
@@ -70,7 +70,7 @@ static enum b_status stdio_seek(
 
 static enum b_status stdio_tell(const struct b_stream *stream, size_t *cursor)
 {
-	FILE *fp = stream->s_ptr;
+	FILE *fp = stream->s_ptr0;
 	long pos = ftell(fp);
 	if (pos == -1L) {
 		return B_ERR_NOT_SUPPORTED;
@@ -86,39 +86,39 @@ static struct b_stream stdio[] = {
 		.s_read = stdio_read,
 		.s_seek = stdio_seek,
 		.s_tell = stdio_tell,
-		.s_ptr = NULL, /* set to stdin (stdio.h) at runtime */
+		.s_ptr0 = NULL, /* set to stdin (stdio.h) at runtime */
 	},
 	[IDX_STDOUT] = {
 		.s_mode = B_STREAM_WRITE,
 		.s_write = stdio_write,
 		.s_seek = stdio_seek,
 		.s_tell = stdio_tell,
-		.s_ptr = NULL, /* set to stdout (stdio.h) at runtime */
+		.s_ptr0 = NULL, /* set to stdout (stdio.h) at runtime */
 	},
 	[IDX_STDERR] = {
 		.s_mode = B_STREAM_WRITE,
 		.s_write = stdio_write,
 		.s_seek = stdio_seek,
 		.s_tell = stdio_tell,
-		.s_ptr = NULL, /* set to stderr (stdio.h) at runtime */
+		.s_ptr0 = NULL, /* set to stderr (stdio.h) at runtime */
 	},
 };
 
 struct b_stream *z__b_stream_get_stdin(void)
 {
-	stdio[IDX_STDIN].s_ptr = stdin;
+	stdio[IDX_STDIN].s_ptr0 = stdin;
 	return &stdio[IDX_STDIN];
 }
 
 struct b_stream *z__b_stream_get_stdout(void)
 {
-	stdio[IDX_STDOUT].s_ptr = stdout;
+	stdio[IDX_STDOUT].s_ptr0 = stdout;
 	return &stdio[IDX_STDOUT];
 }
 
 struct b_stream *z__b_stream_get_stderr(void)
 {
-	stdio[IDX_STDERR].s_ptr = stderr;
+	stdio[IDX_STDERR].s_ptr0 = stderr;
 	return &stdio[IDX_STDERR];
 }
 
@@ -180,7 +180,7 @@ struct b_stream *b_stream_open_fp(FILE *fp)
 	memset(stream, 0x0, sizeof *stream);
 
 	stream->s_mode = B_STREAM_READ | B_STREAM_WRITE;
-	stream->s_ptr = fp;
+	stream->s_ptr0 = fp;
 	stream->s_read = stdio_read;
 	stream->s_write = stdio_write;
 	stream->s_seek = stdio_seek;