diff options
Diffstat (limited to 'm4/iovec.m4')
| -rw-r--r-- | m4/iovec.m4 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/m4/iovec.m4 b/m4/iovec.m4 new file mode 100644 index 0000000..a1f3b48 --- /dev/null +++ b/m4/iovec.m4 @@ -0,0 +1,17 @@ +dnl * do we have struct iovec +AC_DEFUN([DOVECOT_IOVEC], [ + AC_MSG_CHECKING([for struct iovec]) + AC_CACHE_VAL(i_cv_struct_iovec, + [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ + #include <sys/types.h> + #include <sys/uio.h> + #include <unistd.h>]], + [[struct iovec *iovec;]])], + [i_cv_struct_iovec=yes], + [i_cv_struct_iovec=no])]) + + if test $i_cv_struct_iovec = yes; then + AC_DEFINE(HAVE_STRUCT_IOVEC,, [Define if you have struct iovec]) + fi + AC_MSG_RESULT($i_cv_struct_iovec) +]) |