* configure.in: Make build in separate builddir possible (again).

configure.in

@@ -1,5 +1,4 @@
 dnl  AUTOCONF configuration for CLN
-dnl  Bruno Haible 8.1.1999
 dnl
 dnl  configure.in ---<autoconf>--->> configure
 dnl
@@ -80,8 +79,8 @@ dnl   CLN_CURRENT and set CLN_REVISION to 0,
 dnl * if any functions/classes have been added, increment CLN_AGE,
 dnl * if backwards compatibility has been broken, set CLN_AGE to 0.
 CL_CURRENT=1
-CL_REVISION=0
-CL_AGE=0
+CL_REVISION=1
+CL_AGE=1
 dnl make substitutions
 AC_SUBST(CL_CURRENT)
 AC_SUBST(CL_REVISION)
@@ -89,7 +88,7 @@ AC_SUBST(CL_AGE)
 dnl release version
 CL_VERSION_MAJOR=1
 CL_VERSION_MINOR=1
-CL_VERSION_PATCHLEVEL=0
+CL_VERSION_PATCHLEVEL=1
 dnl release version for cln/config.h, so it can be tested by the preprocessor
 AC_DEFINE_UNQUOTED(CL_VERSION_MAJOR, $CL_VERSION_MAJOR)
 AC_DEFINE_UNQUOTED(CL_VERSION_MINOR, $CL_VERSION_MINOR)
@@ -144,6 +143,7 @@ dnl           checks for compiler characteristics
 dnl
 CL_CHAR_UNSIGNED
                       dnl DEFS __CHAR_UNSIGNED__ if char is unsigned
+test -d 'include/cln' || mkdir -p 'include/cln'
 CL_MACHINE([integer types and behaviour],${srcdir}/autoconf/intparam.c,include/cln/intparam.h,cl_cv_file_intparam_h)
                       dnl builds include/cln/intparam.h
 CL_MACHINE([floating-point types and behaviour],${srcdir}/autoconf/floatparam.c,include/cln/floatparam.h,cl_cv_file_floatparam_h)