23 /* access macros are not declared in non posix mode in unistd.h -
24 don't try to use posix on NeXTstep 3.3 ! */
28 /* AIX requires this to be the first thing in the file. */
36 # ifndef alloca /* predefined by HP cc +Olibcalls */
41 #elif defined(__GNUC__) && defined(__STRICT_ANSI__)
42 #define alloca __builtin_alloca
45 /*@only@*/ char * xstrdup (const char *str);
47 #if HAVE_MCHECK_H && defined(__GNUC__)
48 #define vmefail() (fprintf(stderr, "virtual memory exhausted.\n"), exit(EXIT_FAILURE), NULL)
49 #define xstrdup(_str) (strcpy((malloc(strlen(_str)+1) ? : vmefail()), (_str)))
51 #define xstrdup(_str) strdup(_str)
52 #endif /* HAVE_MCHECK_H && defined(__GNUC__) */