@node strdup, string
@subheading Syntax

@example
#include <string.h>

char * strdup (const char *source);
@end example

@subheading Description

Returns a newly allocated area of memory that contains a duplicate of
the string pointed to by @var{source}.  The memory returned by this
call must be freed by the caller.

@subheading Return Value

Returns the newly allocated string, or @var{NULL} if there
is no more memory.

@subheading Portability

@portability !ansi, !posix

@subheading Example

@example
char *foo()
@{
  return strdup("hello");
@}
@end example