glibc/include/shadow.h

#ifndef _SHADOW_H
#include <shadow/shadow.h>

/* Now define the internal interfaces.  */
extern int __getspent_r __P ((struct spwd *__result_buf, char *__buffer,
			      size_t __buflen, struct spwd **__result));
extern int __getspnam_r __P ((__const char *__name, struct spwd *__result_buf,
			      char *__buffer, size_t __buflen,
			      struct spwd **__result));
extern int __sgetspent_r __P ((__const char *__string,
			       struct spwd *__result_buf, char *__buffer,
			       size_t __buflen, struct spwd **__result));
extern int __fgetspent_r __P ((FILE *__stream, struct spwd *__result_buf,
			       char *__buffer, size_t __buflen,
			       struct spwd **__result));
extern int __lckpwdf __P ((void));
extern int __ulckpwdf __P ((void));
#endif