diff --git a/crt/nt32/Scrtldso.c b/crt/nt32/Scrtldso.c
new file mode 100644
index 0000000..c3130b8
--- /dev/null
+++ b/crt/nt32/Scrtldso.c
@@ -0,0 +1,3 @@
+#include "psxglue.h"
+
+const int __crtopt_ldso = __PSXOPT_LDSO;
diff --git a/crt/nt32/Scrtvrfs.c b/crt/nt32/Scrtvrfs.c
new file mode 100644
index 0000000..d22d444
--- /dev/null
+++ b/crt/nt32/Scrtvrfs.c
@@ -0,0 +1,3 @@
+#include "psxglue.h"
+
+const int __crtopt_vrfs = __PSXOPT_VRFS;
diff --git a/crt/nt64/Scrtldso.c b/crt/nt64/Scrtldso.c
new file mode 100644
index 0000000..c3130b8
--- /dev/null
+++ b/crt/nt64/Scrtldso.c
@@ -0,0 +1,3 @@
+#include "psxglue.h"
+
+const int __crtopt_ldso = __PSXOPT_LDSO;
diff --git a/crt/nt64/Scrtvrfs.c b/crt/nt64/Scrtvrfs.c
new file mode 100644
index 0000000..d22d444
--- /dev/null
+++ b/crt/nt64/Scrtvrfs.c
@@ -0,0 +1,3 @@
+#include "psxglue.h"
+
+const int __crtopt_vrfs = __PSXOPT_VRFS;