diff --git a/makefile b/makefile
index ae8fa93..3cadb51 100644
--- a/makefile
+++ b/makefile
@@ -62,7 +62,7 @@ umka_shell: umka_shell.o umka.o shell.o trace.o trace_lbr.o vdisk.o \
             $(HOST)/vnet/tap.o vnet/file.o lodepng.o $(HOST)/pci.o \
             $(HOST)/thread.o umkaio.o umkart.o deps/optparse/optparse.o \
             deps/isocline/src/isocline.o
-	$(CC) $(LDFLAGS_32) $^ -o $@ -T umka.ld $(LIBS)
+	$(CC) $(LDFLAGS_32) $^ -o $@ -T umka.ld $(LIBS) -lws2_32
 
 umka_fuse: umka_fuse.o umka.o trace.o trace_lbr.o vdisk.o vdisk/raw.o \
            vdisk/qcow2.o deps/em_inflate/em_inflate.o $(HOST)/pci.o \
diff --git a/shell.c b/shell.c
index 939d992..f1df132 100644
--- a/shell.c
+++ b/shell.c
@@ -1510,7 +1510,7 @@ cmd_set_keyboard_layout(struct shell_ctx *ctx, int argc, char **argv) {
     uint8_t layout[KOS_LAYOUT_SIZE];
     if (!strcmp(argv[3], "-f") && argc == 5) {
         const char *fname = argv[4];
-        FILE *f = fopen(fname, "r");
+        FILE *f = fopen(fname, "rb");
         if (!f) {
             fprintf(ctx->fout, "can't open file: %s\n", fname);
             fputs(usage, ctx->fout);
@@ -2877,7 +2877,6 @@ cmd_load_dll(struct shell_ctx *ctx, int argc, char **argv) {
 }
 
 
-#ifndef _WIN32
 
 static void
 cmd_stack_init(struct shell_ctx *ctx, int argc, char **argv) {
@@ -3630,7 +3629,6 @@ cmd_net_arp_del_entry(struct shell_ctx *ctx, int argc, char **argv) {
     }
 }
 
-#endif // _WIN32
 
 static void
 cmd_osloop(struct shell_ctx *ctx, int argc, char **argv) {
@@ -3901,7 +3899,6 @@ func_table_t cmd_cmds[] = {
     { "ls80",                           cmd_ls80 },
     { "move_window",                    cmd_move_window },
     { "mouse_move",                     cmd_mouse_move },
-#ifndef _WIN32
     { "stack_init",                     cmd_stack_init },
     { "net_accept",                     cmd_net_accept },
     { "net_add_device",                 cmd_net_add_device },
@@ -3934,7 +3931,6 @@ func_table_t cmd_cmds[] = {
     { "net_ipv4_set_subnet",            cmd_net_ipv4_set_subnet },
     { "net_listen",                     cmd_net_listen },
     { "net_open_socket",                cmd_net_open_socket },
-#endif // _WIN32
     { "osloop",                         cmd_osloop },
     { "pci_get_path",                   cmd_pci_get_path },
     { "pci_set_path",                   cmd_pci_set_path },
diff --git a/umka.asm b/umka.asm
index 22b41bd..94d141c 100644
--- a/umka.asm
+++ b/umka.asm
@@ -144,8 +144,8 @@ pubsym acpi_node_alloc_cnt, 'kos_acpi_node_alloc_cnt'
 pubsym acpi_node_free_cnt, 'kos_acpi_node_free_cnt'
 pubsym acpi.count_nodes, 'kos_acpi_count_nodes', 4
 
-pubsym stack_init, 'kos_stack_init'
-pubsym net_add_device
+pubsym stack_init, 'kos_stack_init', no_mangle
+pubsym net_add_device, no_mangle
 
 pubsym draw_data
 pubsym img_background
diff --git a/vdisk/qcow2.c b/vdisk/qcow2.c
index da7ccb7..0c621c0 100644
--- a/vdisk/qcow2.c
+++ b/vdisk/qcow2.c
@@ -213,7 +213,7 @@ vdisk_init_qcow2(const char *fname, struct umka_io *io) {
                                      };
     d->vdisk.io = io;
     d->prev_cluster_index = ~(uint64_t)0;
-    if (!(d->fd = open(fname, O_RDONLY))) {
+    if (!(d->fd = open(fname, O_RDONLY | O_BINARY))) {
         fprintf(stderr, "[vdisk.qcow2] can't open file '%s': %s\n", fname,
                 strerror(errno));
         vdisk_qcow2_close(d);
diff --git a/vdisk/raw.c b/vdisk/raw.c
index 76168b1..a6638a4 100644
--- a/vdisk/raw.c
+++ b/vdisk/raw.c
@@ -55,7 +55,7 @@ vdisk_raw_write(void *userdata, void *buffer, off_t startsector,
 
 struct vdisk*
 vdisk_init_raw(const char *fname, struct umka_io *io) {
-    int fd = open(fname, O_RDONLY);
+    int fd = open(fname, O_RDONLY | O_BINARY);
     if (!fd) {
         printf("[vdisk.raw]: can't open file '%s': %s\n", fname, strerror(errno));
         return NULL;