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# AC_C_MALLINFO
# -------------
# Define HAVE_C_MALLINFO if mallinfo() works.
AN_IDENTIFIER([mallinfo], [AC_C_MALLINFO])
AC_DEFUN([AC_C_MALLINFO],
[AC_CACHE_CHECK([for mallinfo], ac_cv_c_mallinfo,
[AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[#include <malloc.h>]],
[[
struct mallinfo mi = mallinfo();
/* make sure that fields exists */
mi.uordblks = 0;
mi.hblkhd = 0;
mi.arena = 0;
]]
)],
[ac_cv_c_mallinfo=yes],
[ac_cv_c_mallinfo=no])])
if test $ac_cv_c_mallinfo = yes; then
AC_DEFINE([HAVE_C_MALLINFO], 1,
[Define to 1 if glibc mallinfo exists.])
fi
])# AC_C_MALLINFO
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