+/* Necessary headers */
+
#include <sys/types.h> /* For u_intXX_t */
#include <sys/socket.h> /* For SHUT_XXXX */
# include <sys/cdefs.h> /* For __P() */
#endif
+/* Constants */
+
#ifndef SHUT_RDWR
enum
{
# define SHUT_RDWR SHUT_RDWR
#endif
+/* Types */
+
/* If sys/types.h does not supply intXX_t, supply them ourselves */
/* (or die trying) */
#ifndef HAVE_INTXX_T
# if (SIZEOF_SHORT_INT == 2)
-# define int16_t short int
+typedef short int int16_t;
# else
# error "16 bit int type not found."
# endif
# if (SIZEOF_INT == 4)
-# define int32_t int
+typedef int int32_t;
# else
# error "32 bit int type not found."
# endif
# if (SIZEOF_LONG_INT == 8)
-# define int64_t long int
+typedef long int int64_t;
# else
# if (SIZEOF_LONG_LONG_INT == 8)
-# define int64_t long long int
+typedef long long int int64_t;
# else
# error "64 bit int type not found."
# endif
/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
#ifndef HAVE_U_INTXX_T
# ifdef HAVE_UINTXX_T
-# define u_int16_t uint16_t
-# define u_int32_t uint32_t
-# define u_int64_t uint64_t
+typedef uint16_t u_int16_t;
+typedef uint32_t u_int32_t;
+typedef uint64_t u_int64_t;
# else
# if (SIZEOF_SHORT_INT == 2)
-# define u_int16_t unsigned short int
+typedef unsigned short int u_int16_t;
# else
# error "16 bit int type not found."
# endif
# if (SIZEOF_INT == 4)
-# define u_int32_t unsigned int
+typedef unsigned int u_int32_t;
# else
# error "32 bit int type not found."
# endif
# if (SIZEOF_LONG_INT == 8)
-# define u_int64_t unsigned long int
+typedef unsigned long int u_int64_t;
# else
# if (SIZEOF_LONG_LONG_INT == 8)
-# define u_int64_t unsigned long long int
+typedef unsigned long long int u_int64_t;
# else
# error "64 bit int type not found."
# endif
/* If quad_t is not supplied, then supply it now. We can rely on int64_t */
/* being defined by the above */
#ifndef HAVE_QUAD_T
-# define quad_t int64_t
+typedef int64_t quad_t;
#endif
+#ifndef HAVE_SOCKLEN_T
+typedef unsigned int socklen_t;
+#endif /* HAVE_SOCKLEN_T */
+
+/* Paths */
+
/* If _PATH_LASTLOG is not defined by system headers, set it to the */
/* lastlog file detected by autoconf */
#ifndef _PATH_LASTLOG
# define _PATH_MAILDIR MAILDIR
#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */
+#ifndef _PATH_RSH
+# ifdef RSH_PATH
+# define _PATH_RSH RSH_PATH
+# endif /* RSH_PATH */
+#endif /* _PATH_RSH */
+
+/* Macros */
+
#ifndef MAX
# define MAX(a,b) (((a)>(b))?(a):(b))
# define MIN(a,b) (((a)<(b))?(a):(b))
} while (0)
#endif
-/* In older versions of libpam, pam_strerror takes a single argument */
-#ifdef HAVE_OLD_PAM
-# define PAM_STRERROR(a,b) pam_strerror((b))
-#else
-# define PAM_STRERROR(a,b) pam_strerror((a),(b))
-#endif
-
#ifndef __P
# define __P(x) x
#endif
# define __attribute__(x)
#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
+#if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM)
+# define USE_PAM
+#endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */
+
+/* Function replacement / compatibility hacks */
+
+/* In older versions of libpam, pam_strerror takes a single argument */
+#ifdef HAVE_OLD_PAM
+# define PAM_STRERROR(a,b) pam_strerror((b))
+#else
+# define PAM_STRERROR(a,b) pam_strerror((a),(b))
+#endif
+
#if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
# define seteuid(a) setreuid(-1,a)
#endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */
# define innetgr(a,b,c,d) (0)
#endif /* HAVE_INNETGR */
-#ifndef _PATH_RSH
-# ifdef RSH_PATH
-# define _PATH_RSH RSH_PATH
-# endif /* RSH_PATH */
-#endif /* _PATH_RSH */
-
-#if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM)
-# define USE_PAM
-#endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */
-