1 files changed, 22 insertions, 0 deletions
diff --git a/sys/libc/strdup.c b/sys/libc/strdup.c
new file mode 100644
index 00000000..4568d89f
--- /dev/null
+++ b/sys/libc/strdup.c
@@ -0,0 +1,22 @@
+/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+*/
+
+#define	import_libc
+#include <iraf.h>
+
+/* STRDUP -- Save a copy of a string.
+*/
+char *
+strdup (
+  char	*str			/* string to copy		*/
+)
+{
+    register char *ip, *op, *out;
+    int  len = strlen (str);
+
+    out = calloc (1, strlen (str) + 1);
+    for (ip=str, op=out;  (*op++ = *ip++);  )
+        ;
+
+    return (out);
+}