diff --git a/arch/nt64/weak/__clearerr_unlocked_sym.c b/arch/nt64/weak/__clearerr_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__clearerr_unlocked_sym.c
diff --git a/arch/nt64/weak/__feof_unlocked_sym.c b/arch/nt64/weak/__feof_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__feof_unlocked_sym.c
diff --git a/arch/nt64/weak/__ferror_sym.c b/arch/nt64/weak/__ferror_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__ferror_sym.c
diff --git a/arch/nt64/weak/__fflush_unlocked_sym.c b/arch/nt64/weak/__fflush_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__fflush_unlocked_sym.c
diff --git a/arch/nt64/weak/__fputc_unlocked_sym.c b/arch/nt64/weak/__fputc_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__fputc_unlocked_sym.c
diff --git a/arch/nt64/weak/__fputs_unlocked_sym.c b/arch/nt64/weak/__fputs_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__fputs_unlocked_sym.c
diff --git a/arch/nt64/weak/__fread_sym.c b/arch/nt64/weak/__fread_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__fread_sym.c
diff --git a/arch/nt64/weak/__fwrite_unlocked_sym.c b/arch/nt64/weak/__fwrite_unlocked_sym.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/arch/nt64/weak/__fwrite_unlocked_sym.c
diff --git a/arch/nt64/weak/nt64/__clearerr_unlocked_sym.s b/arch/nt64/weak/nt64/__clearerr_unlocked_sym.s
new file mode 100644
index 0000000..3e41271
--- /dev/null
+++ b/arch/nt64/weak/nt64/__clearerr_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global clearerr_unlocked
+clearerr_unlocked:
+	jmp clearerr
diff --git a/arch/nt64/weak/nt64/__feof_unlocked_sym.s b/arch/nt64/weak/nt64/__feof_unlocked_sym.s
new file mode 100644
index 0000000..0c6707c
--- /dev/null
+++ b/arch/nt64/weak/nt64/__feof_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global feof_unlocked
+feof_unlocked:
+	jmp feof
diff --git a/arch/nt64/weak/nt64/__ferror_sym.s b/arch/nt64/weak/nt64/__ferror_sym.s
new file mode 100644
index 0000000..9a7e8d5
--- /dev/null
+++ b/arch/nt64/weak/nt64/__ferror_sym.s
@@ -0,0 +1,3 @@
+.global ferror_unlocked
+ferror_unlocked:
+	jmp ferror
diff --git a/arch/nt64/weak/nt64/__fflush_unlocked_sym.s b/arch/nt64/weak/nt64/__fflush_unlocked_sym.s
new file mode 100644
index 0000000..a6d4785
--- /dev/null
+++ b/arch/nt64/weak/nt64/__fflush_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global fflush_unlocked
+fflush_unlocked:
+	jmp __fflush_unlocked_impl
diff --git a/arch/nt64/weak/nt64/__fputc_unlocked_sym.s b/arch/nt64/weak/nt64/__fputc_unlocked_sym.s
new file mode 100644
index 0000000..513a30a
--- /dev/null
+++ b/arch/nt64/weak/nt64/__fputc_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global fputc_unlocked
+fputc_unlocked:
+	jmp putc_unlocked
diff --git a/arch/nt64/weak/nt64/__fputs_unlocked_sym.s b/arch/nt64/weak/nt64/__fputs_unlocked_sym.s
new file mode 100644
index 0000000..00a679d
--- /dev/null
+++ b/arch/nt64/weak/nt64/__fputs_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global fputs_unlocked
+fputs_unlocked:
+	jmp fputs
diff --git a/arch/nt64/weak/nt64/__fread_sym.s b/arch/nt64/weak/nt64/__fread_sym.s
new file mode 100644
index 0000000..c984290
--- /dev/null
+++ b/arch/nt64/weak/nt64/__fread_sym.s
@@ -0,0 +1,3 @@
+.global fread_unlocked
+fread_unlocked:
+	jmp fread
diff --git a/arch/nt64/weak/nt64/__fwrite_unlocked_sym.s b/arch/nt64/weak/nt64/__fwrite_unlocked_sym.s
new file mode 100644
index 0000000..b542378
--- /dev/null
+++ b/arch/nt64/weak/nt64/__fwrite_unlocked_sym.s
@@ -0,0 +1,3 @@
+.global fwrite_unlocked
+fwrite_unlocked:
+	jmp fwrite
diff --git a/src/stdio/nt64/fflush.c b/src/stdio/nt64/fflush.c
new file mode 100644
index 0000000..4c88f20
--- /dev/null
+++ b/src/stdio/nt64/fflush.c
@@ -0,0 +1,6 @@
+#include "../fflush.c"
+
+int __fflush_unlocked_impl(FILE *f)
+{
+	return __fflush_unlocked(f);
+}