--- rpl/configure.ac	2018/05/29 14:03:01	1.219
+++ rpl/configure.ac	2018/12/21 10:56:02	1.228
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT([rpl],[4.1.28])
+AC_INIT([rpl],[4.1.29])
 AC_CANONICAL_TARGET
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE(silent-rules)
@@ -11,13 +11,13 @@ dnl Libraries
 NCURSES=ncurses-6.0
 READLINE=readline-7.0
 UNITS=units-2.16
-GSL=gsl-2.4
+GSL=gsl-2.5
 GPP=gpp-3.0
-GNUPLOT=gnuplot-5.2.3
+GNUPLOT=gnuplot-5.2.5
 FILE=file-5.33
 ICONV=libiconv-1.15
-SQLITE=sqlite-3.23.1
-OPENSSL=openssl-1.1.0h
+SQLITE=sqlite-3.26.0
+OPENSSL=openssl-1.1.1a
 OPENMOTIF=motif-2.3.8
 LIBXPM=libXpm-3.5.12
 SIGSEGV=libsigsegv-2.12
@@ -194,7 +194,8 @@ if test "$enableval" = "no"; then
 	INCRPLCAS=
 else
 	RPLCAS=-DRPLCAS
-	LIBRPLCAS="\$\(top_builddir\)/rplcas/lib/librplcas.a -lcurl"
+	LIBRPLCAS="\$(top_builddir)/rplcas/lib/librplcas.a"
+	LIBS+="-lcurl"
 	INCRPLCAS="-I\$(top_builddir)/rplcas/include/giac \
 			-I\$(top_builddir)/rplcas/include"
 fi],[
@@ -298,7 +299,7 @@ AC_LINK_IFELSE(
 [SEMAPHORES_NOMMES=-DSEMAPHORES_NOMMES; AC_MSG_RESULT(no)]
 	)
 LDFLAGS=$LIBS
-REG=""
+LIBS=$REG
 else
 	SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 fi