remove support for non-ANSI compilation

@@ -17,10 +17,11 @@
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
  */
 /*
+ * Copyright 2014 Garrett D'Amore <garrett@damore.org>
  * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
  *
  *      Copyright (c) 1989 AT&T
  *        All Rights Reserved
  *

@@ -42,25 +43,16 @@
 
 /*
  * Information structures for various dlinfo() requests.
  */
 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
-#ifdef __STDC__
 typedef struct  dl_info {
         const char      *dli_fname;     /* file containing address range */
         void            *dli_fbase;     /* base address of file image */
         const char      *dli_sname;     /* symbol name */
         void            *dli_saddr;     /* symbol address */
 } Dl_info;
-#else
-typedef struct  dl_info {
-        char            *dli_fname;
-        void            *dli_fbase;
-        char            *dli_sname;
-        void            *dli_saddr;
-} Dl_info;
-#endif /* __STDC__ */
 typedef Dl_info         Dl_info_t;
 
 typedef struct  dl_serpath {
         char            *dls_name;      /* library search path name */
         uint_t          dls_flags;      /* path information */

@@ -112,11 +104,10 @@
 typedef ulong_t         Lmid_t;
 
 /*
  * Declarations used for dynamic linking support routines.
  */
-#ifdef __STDC__
 extern void     *dlopen(const char *, int);
 extern void     *dlsym(void *_RESTRICT_KYWD, const char *_RESTRICT_KYWD);
 extern int      dlclose(void *);
 extern char     *dlerror(void);
 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)

@@ -125,24 +116,10 @@
 extern int      dladdr1(void *, Dl_info *, void **, int);
 extern int      dldump(const char *, const char *, int);
 extern int      dlinfo(void *, int, void *);
 extern Dl_amd64_unwindinfo  *dlamd64getunwind(void *, Dl_amd64_unwindinfo *);
 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
-#else
-extern void     *dlopen();
-extern void     *dlsym();
-extern int      dlclose();
-extern char     *dlerror();
-#if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
-extern void     *dlmopen();
-extern int      dladdr();
-extern int      dladdr1();
-extern int      dldump();
-extern int      dlinfo();
-extern Dl_amd64_unwindinfo  *dlamd64getunwind();
-#endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */
-#endif /* __STDC__ */
 
 #pragma unknown_control_flow(dlopen, dlsym, dlclose, dlerror)
 #if !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__)
 #pragma unknown_control_flow(dlmopen, dladdr, dladdr1, dldump, dlinfo)
 #endif /* !defined(_XOPEN_SOURCE) || defined(__EXTENSIONS__) */