diff --git a/libr/io/p/io_dsc.c b/libr/io/p/io_dsc.c
index 85d74af9d2a390..a85bed0460aebe 100644
--- a/libr/io/p/io_dsc.c
+++ b/libr/io/p/io_dsc.c
@@ -976,14 +976,14 @@ static ut64 r_io_dsc_object_seek(RIO *io, RIODscObject *dsc, ut64 offset, int wh
 	ut64 off_global;
 
 	switch (whence) {
-		case SEEK_SET:
-			off_global = offset;
+		case R_IO_SEEK_SET:
+			off_global = offset;			//XXX
 			break;
-		case SEEK_CUR:
-			off_global = io->off + offset;
+		case R_IO_SEEK_CUR:
+			off_global = io->off + offset;		//XXX
 			break;
-		case SEEK_END:
-			off_global = dsc->total_size + offset;
+		case R_IO_SEEK_END:
+			off_global = dsc->total_size + offset;	//XXX
 			break;
 		default:
 			return UT64_MAX;
diff --git a/libr/io/p/io_gprobe.c b/libr/io/p/io_gprobe.c
index b59e31a745b8c5..7ff5da21fe22ff 100644
--- a/libr/io/p/io_gprobe.c
+++ b/libr/io/p/io_gprobe.c
@@ -1388,17 +1388,17 @@ static ut64 __lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	}
 	gprobe = (RIOGprobe *)fd->data;
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		if (offset >= GPROBE_SIZE) {
 			return gprobe->offset = GPROBE_SIZE - 1;
 		}
 		return gprobe->offset = offset;
-	case SEEK_CUR:
+	case R_IO_SEEK_CUR:
 		if ((gprobe->offset + offset) >= GPROBE_SIZE) {
 			return gprobe->offset = GPROBE_SIZE - 1;
 		}
 		return gprobe->offset += offset;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		return gprobe->offset = GPROBE_SIZE - 1;
 	}
 	return offset;
diff --git a/libr/io/p/io_gzip.c b/libr/io/p/io_gzip.c
index d09e92bf1877ec..397ea035d17384 100644
--- a/libr/io/p/io_gzip.c
+++ b/libr/io/p/io_gzip.c
@@ -139,13 +139,13 @@ static ut64 __lseek(RIO* io, RIODesc *fd, ut64 offset, int whence) {
 	}
 	ut32 mallocsz = _io_malloc_sz (fd);
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		r_offset = (offset <= mallocsz) ? offset : mallocsz;
 		break;
-	case SEEK_CUR:
+	case R_IO_SEEK_CUR:
 		r_offset = (_io_malloc_off (fd) + offset <= mallocsz ) ? _io_malloc_off (fd) + offset : mallocsz;
 		break;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		r_offset = _io_malloc_sz (fd);
 		break;
 	}
diff --git a/libr/io/p/io_mmap.c b/libr/io/p/io_mmap.c
index 73a7106431db03..9653e8067c6fd5 100644
--- a/libr/io/p/io_mmap.c
+++ b/libr/io/p/io_mmap.c
@@ -18,15 +18,16 @@ typedef struct r_io_mmo_t {
 static ut64 r_io_mmap_seek(RIO *io, RIOMMapFileObj *mmo, ut64 offset, int whence) {
 	ut64 seek_val = r_buf_tell (mmo->buf);
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		seek_val = (r_buf_size (mmo->buf) < offset)? r_buf_size (mmo->buf): offset;
 		r_buf_seek (mmo->buf, io->off = seek_val, R_BUF_SET);
 		return seek_val;
-	case SEEK_CUR:
-		seek_val = (r_buf_size (mmo->buf) < (offset + r_buf_tell (mmo->buf)))? r_buf_size (mmo->buf): offset + r_buf_tell (mmo->buf);
+	case R_IO_SEEK_CUR:
+		seek_val = (r_buf_size (mmo->buf) < (offset + r_buf_tell (mmo->buf)))? r_buf_size (mmo->buf):
+			offset + r_buf_tell (mmo->buf);
 		r_buf_seek (mmo->buf, io->off = seek_val, R_BUF_SET);
 		return seek_val;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		seek_val = r_buf_size (mmo->buf);
 		r_buf_seek (mmo->buf, io->off = seek_val, R_BUF_SET);
 		return seek_val;
diff --git a/libr/io/p/io_r2pipe.c b/libr/io/p/io_r2pipe.c
index 2f1eac76cf3fe2..128695882ef83b 100644
--- a/libr/io/p/io_r2pipe.c
+++ b/libr/io/p/io_r2pipe.c
@@ -126,9 +126,9 @@ static bool __close(RIODesc *fd) {
 
 static ut64 __lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	switch (whence) {
-	case SEEK_SET: return offset;
-	case SEEK_CUR: return io->off + offset;
-	case SEEK_END: return UT64_MAX - 1;
+	case R_IO_SEEK_SET: return offset;
+	case R_IO_SEEK_CUR: return io->off + offset;
+	case R_IO_SEEK_END: return UT64_MAX - 1;
 	}
 	return offset;
 }
diff --git a/libr/io/p/io_reg.c b/libr/io/p/io_reg.c
index 41936083a470b6..f9df2fb60560fe 100644
--- a/libr/io/p/io_reg.c
+++ b/libr/io/p/io_reg.c
@@ -73,15 +73,15 @@ static ut64 __lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	}
 	const int size = arena->size;
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		if (offset >= size) {
 			return size;
 		} else {
 			return offset;
 		}
-	case SEEK_CUR:
+	case R_IO_SEEK_CUR:
 		return io->off + offset;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		return size;
 	}
 	return io->off;
diff --git a/libr/io/p/io_self.c b/libr/io/p/io_self.c
index d92d2ec7b013cb..fdbabb85e9da55 100644
--- a/libr/io/p/io_self.c
+++ b/libr/io/p/io_self.c
@@ -413,13 +413,13 @@ static int __write(RIO *io, RIODesc *fd, const ut8 *buf, int len) {
 
 static ut64 __lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		io->off = offset;
 		return offset;
-	case SEEK_CUR:
+	case R_IO_SEEK_CUR:
 		io->off += offset;
 		return io->off;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		if (sizeof (void*) == 8) {
 			io->off = UT64_MAX;
 		} else {
diff --git a/libr/io/p/io_shm.c b/libr/io/p/io_shm.c
index 6cb71d32e79964..a8616c2e132d9c 100644
--- a/libr/io/p/io_shm.c
+++ b/libr/io/p/io_shm.c
@@ -69,22 +69,22 @@ static ut64 shm__lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	R_RETURN_VAL_IF_FAIL (fd && fd->data, -1);
 	RIOShm *shm = fd->data;
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		io->off = offset;
 		break;
-	case SEEK_CUR:
+	case R_IO_SEEK_CUR:
 		if (io->off + offset > shm->size) {
-			io->off = shm->size;
+			io->off = shm->size;			//XXX
 		} else {
-			io->off += offset;
+			io->off += offset;			//XXX
 		}
 		break;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		if ((int)shm->size > 0) {
-			io->off = shm->size + (int)offset;
+			io->off = shm->size + (int)offset;	//XXX
 		} else {
 			// UT64_MAX means error
-			io->off = UT64_MAX - 1;
+			io->off = UT64_MAX - 1;			//XXX
 		}
 		break;
 	}
diff --git a/libr/io/p/io_zip.c b/libr/io/p/io_zip.c
index d2c9d027278245..edc8583a7d3594 100644
--- a/libr/io/p/io_zip.c
+++ b/libr/io/p/io_zip.c
@@ -514,15 +514,16 @@ static ut64 r_io_zip_lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
 	seek_val = r_buf_tell (zfo->b);
 
 	switch (whence) {
-	case SEEK_SET:
+	case R_IO_SEEK_SET:
 		seek_val = (r_buf_size (zfo->b) < offset)? r_buf_size (zfo->b): offset;
 		r_buf_seek (zfo->b, seek_val, R_BUF_SET);
 		return seek_val;
-	case SEEK_CUR:
-		seek_val = (r_buf_size (zfo->b) < (offset + r_buf_tell (zfo->b)))? r_buf_size (zfo->b): offset + r_buf_tell (zfo->b);
+	case R_IO_SEEK_CUR:
+		seek_val = (r_buf_size (zfo->b) < (offset + r_buf_tell (zfo->b)))?
+			r_buf_size (zfo->b): offset + r_buf_tell (zfo->b);
 		r_buf_seek (zfo->b, seek_val, R_BUF_SET);
 		return seek_val;
-	case SEEK_END:
+	case R_IO_SEEK_END:
 		seek_val = r_buf_size (zfo->b);
 		r_buf_seek (zfo->b, seek_val, R_BUF_SET);
 		return seek_val;