--- rpl/Attic/configure.in	2010/08/15 14:46:23	1.37
+++ rpl/Attic/configure.in	2010/08/26 19:07:33	1.40
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT([rpl],[4.0.18])
+AC_INIT([rpl],[4.0.19])
 AC_CANONICAL_TARGET
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE
@@ -126,6 +126,15 @@ fi],[
 	]
 )
 
+AC_ARG_ENABLE(sysv-semaphores,
+[  --enable-sysv-ipcs      use SystemV IPC functions [[default=no]]], [
+if test "$enableval" = "no"; then
+	IPCS_SYSV=no
+else
+	IPCS_SYSV=yes
+fi],
+IPCS_SYSV=no)
+
 AC_ARG_ENABLE(full-static,
 [  --enable-full-static    build static RPL/2 engine [[default=shared]]], [
 if test "$enableval" = "no"; then
@@ -914,6 +923,7 @@ case $OS in
 		NESTED_FUNCTIONS=-fnested-functions
 		SEMAPHORES_NOMMES=-DSEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+		IPCS_SYSV=-UIPCS_SYSV
 		CXXFLAGS="$CXXFLAGS -D_GLIBCXX_FULLY_DYNAMIC_STRING"
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
@@ -925,6 +935,7 @@ case $OS in
 		NESTED_FUNCTIONS=
 		SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+		IPCS_SYSV=-UIPCS_SYSV
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
 		C_STANDARD=-std=gnu99
@@ -935,6 +946,7 @@ case $OS in
 		NESTED_FUNCTIONS=
 		SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+		IPCS_SYSV=-UIPCS_SYSV
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
 		C_STANDARD=-std=gnu99
@@ -945,6 +957,7 @@ case $OS in
 		NESTED_FUNCTIONS=
 		SEMAPHORES_NOMMES=-DSEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+		IPCS_SYSV=-UIPCS_SYSV
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
 		C_STANDARD=-std=gnu99
@@ -952,7 +965,7 @@ case $OS in
 
     OS/2)
 		MALLOC=
-		if test FORCED_FINAL_ENCODING -eq 0; then \
+		if test $FORCED_FINAL_ENCODING -eq 0; then \
 			FINAL_ENCODING=CP850; \
 		fi;
 		OS=OS2
@@ -960,19 +973,21 @@ case $OS in
 		EXPORT_DYNAMIC=-Zmap
 		SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-DSEMAPHORES_SYSV
+		IPCS_SYSV=-DIPCS_SYSV
 		ac_configure_args="$ac_configure_args --without-readline \
 				--without-cairo --disable-shared --enable-static"
 		C_STANDARD=
 	break;;
 
 	OpenBSD)
-		if test FORCED_FINAL_ENCODING -eq 0; then \
+		if test $FORCED_FINAL_ENCODING -eq 0; then \
 			FINAL_ENCODING=UTF-8; \
 		fi;
 		EXPORT_DYNAMIC=-Wl,--export-dynamic
 		NESTED_FUNCTIONS=
 		SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+		IPCS_SYSV=-DIPCS_SYSV
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
 		C_STANDARD=-std=gnu99
@@ -982,7 +997,15 @@ case $OS in
 		EXPORT_DYNAMIC=-Wl,--export-dynamic
 		NESTED_FUNCTIONS=
 		SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
-		SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+
+		if test $IPCS_SYSV = no; then
+			SEMAPHORES_SYSV=-USEMAPHORES_SYSV
+			IPCS_SYSV=-UIPCS_SYSV
+		else
+			SEMAPHORES_SYSV=-DSEMAPHORES_SYSV
+			IPCS_SYSV=-DIPCS_SYSV
+		fi
+
 		ac_configure_args="$ac_configure_args --with-readline=builtin \
 				--disable-shared --enable-static"
 		C_STANDARD=-std=gnu99
@@ -995,6 +1018,7 @@ AC_SUBST(EXPORT_DYNAMIC)
 AC_SUBST(NESTED_FUNCTIONS)
 AC_SUBST(SEMAPHORES_NOMMES)
 AC_SUBST(SEMAPHORES_SYSV)
+AC_SUBST(IPCS_SYSV)
 AC_SUBST(SEMUN)
 AC_SUBST(IPV6)
 AC_SUBST(BROKEN_SIGINFO)