diff --git a/debug/dup2.c b/debug/dup2.c
new file mode 100644
index 0000000..d8574f4
--- /dev/null
+++ b/debug/dup2.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+main()
+{
+    int    fd;
+    fpos_t pos;
+
+    printf("stdout, ");
+
+    fflush(stdout);
+    fgetpos(stdout, &pos);
+    fd = dup(fileno(stdout));
+    freopen("stdout.out", "w", stdout);
+
+    f();
+
+    fflush(stdout);
+    dup2(fd, fileno(stdout));
+    close(fd);
+    clearerr(stdout);
+    fsetpos(stdout, &pos);        /* for C9X */
+
+    printf("stdout again\n");
+}
+
+f()
+{
+printf("stdout in f()");
+}
diff --git a/debug/getrlimit b/debug/getrlimit
new file mode 100755
index 0000000..cbc7cef
--- /dev/null
+++ b/debug/getrlimit
Binary files differ
diff --git a/debug/open b/debug/open
new file mode 100755
index 0000000..e06d3ba
--- /dev/null
+++ b/debug/open
Binary files differ
diff --git a/debug/open.test.file b/debug/open.test.file
new file mode 100755
index 0000000..4140d80
--- /dev/null
+++ b/debug/open.test.file
@@ -0,0 +1,2 @@
+TEST
+T
diff --git a/debug/pipe2 b/debug/pipe2
new file mode 100755
index 0000000..235340a
--- /dev/null
+++ b/debug/pipe2
Binary files differ
diff --git a/debug/readlink b/debug/readlink
new file mode 100755
index 0000000..3d012cd
--- /dev/null
+++ b/debug/readlink
Binary files differ
diff --git a/debug/st.c b/debug/st.c
new file mode 100644
index 0000000..1432b0b
--- /dev/null
+++ b/debug/st.c
@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+
+int main() {
+  printf("off_t: %i\n", sizeof(off_t));
+}
diff --git a/debug/sysctl b/debug/sysctl
new file mode 100755
index 0000000..f2833a9
--- /dev/null
+++ b/debug/sysctl
Binary files differ
diff --git a/debug/test.c b/debug/test.c
new file mode 100755
index 0000000..81d24ad
--- /dev/null
+++ b/debug/test.c
@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+int main(int argc, char **argv) {
+  int fd = 0;
+  FILE *f;
+
+  char buf[1024];
+
+  fd = open("/etc/motd", 0x1);
+  f = fdopen(fd, "wb");
+
+  printf("TEST: %i:%i\n", fd, read(fd, buf, 0));
+
+  close(fd);
+
+  return(0);
+}