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#include "config.h"
/* This is a merge of code recommended in the autoconf-2.61 documentation
with that recommended in the autoconf-2.13 documentation, with added
tweaks to heed C_ALLOCA. */
#if defined HAVE_ALLOCA_H && !defined C_ALLOCA
# include <alloca.h>
#else
# if defined __GNUC__ && !defined C_ALLOCA
# if !defined alloca
# define alloca __builtin_alloca
# endif
# else
# if defined _AIX
/* Indented so that pre-ansi C compilers will ignore it, rather than
choke on it. Some versions of AIX require this to be the first
thing in the file except for comments and preprocessor directives. */
#pragma alloca
# else
# if defined _MSC_VER && !defined C_ALLOCA
# include <malloc.h>
# define alloca _alloca
# else
# if !defined alloca
# if defined __STDC__ || defined __hpux
# if defined HAVE_STDDEF_H
# include <stddef.h>
# if defined __cplusplus
extern "C" void *alloca (size_t);
# else
extern void *alloca (size_t);
# endif
# else
extern void *alloca ();
# endif
# else
extern char *alloca ();
# endif
# endif
# endif
# endif
# endif
#endif
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