Missing capi20.h in /usr/include will not abort configuration now.

capiinfo/Makefile.in

@@ -277,7 +277,7 @@ distdir: $(DISTFILES)
 	@for file in $(DISTFILES); do \
 	  d=$(srcdir); \
 	  if test -d $$d/$$file; then \
-	    cp -pr $$/$$file $(distdir)/$$file; \
+	    cp -pr $$d/$$file $(distdir)/$$file; \
 	  else \
 	    test -f $(distdir)/$$file \
 	    || ln $$d/$$file $(distdir)/$$file 2> /dev/null \

capiinfo/configure

@@ -1337,7 +1337,6 @@ EOF
  
 else
   echo "$ac_t""no" 1>&6
-{ echo "configure: error: "Missing $ac_hdr. libcapi20 installed?"" 1>&2; exit 1; }
 fi
 done
 

capiinfo/configure.in

@@ -20,8 +20,7 @@ dnl Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS(linux/capi.h,,
 	AC_MSG_ERROR("Missing $ac_hdr. Kernel source installed?"))
-AC_CHECK_HEADERS(capi20.h,,
-	AC_MSG_ERROR("Missing $ac_hdr. libcapi20 installed?"))
+AC_CHECK_HEADERS(capi20.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.