@node ax_sysv_ipc @unnumberedsec ax_sysv_ipc @majorheading Synopsis @smallexample AX_SYSV_IPC @end smallexample @majorheading Description This macro checks for the SysV IPC header files. It only checks that you can compile a program with them, not whether the system actually implements working SysV IPC. @majorheading Source Code Download the @uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=blob_plain;f=m4/ax_sysv_ipc.m4,latest version of @file{ax_sysv_ipc.m4}} or browse @uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=history;f=m4/ax_sysv_ipc.m4,the macro's revision history}. @majorheading License @w{Copyright @copyright{} 2008 Warren Young @email{warren@@etr-usa.com}} Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. This file is offered as-is, without any warranty.