--- isdn4k-utils/capi20/configure.in~	2000-11-12 17:06:42.000000000 +0100
+++ isdn4k-utils/capi20/configure.in	2004-06-09 08:14:53.572435244 +0200
@@ -13,7 +13,6 @@ AC_SUBST(LIBTOOL_DEPS)
 dnl Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS(fcntl.h sys/ioctl.h unistd.h)
-AC_CHECK_HEADERS(linux/capi.h)
 
 dnl Checks for library functions.
 AC_CHECK_FUNCS(select)
--- isdn4k-utils/capiinfo/configure.in~	2002-07-19 23:23:51.000000000 +0200
+++ isdn4k-utils/capiinfo/configure.in	2004-06-09 08:15:25.807502316 +0200
@@ -15,12 +15,6 @@ AC_PROG_CC
 
 dnl Checks for libraries.
 
-dnl Checks for header files.
-AC_HEADER_STDC
-AC_CHECK_HEADERS(linux/capi.h,,
-	[AC_MSG_ERROR([Missing $ac_hdr. Kernel source installed?])])
-dnl not used AC_CHECK_HEADERS(capi20.h)
-
 dnl Checks for typedefs, structures, and compiler characteristics.
 
 dnl Optional sbin directory
--- isdn4k-utils/capiinit/configure.in.nocheck	2002-07-06 02:11:17.000000000 +0200
+++ isdn4k-utils/capiinit/configure.in	2004-06-09 08:15:57.936566835 +0200
@@ -9,12 +9,6 @@ AC_PROG_CC
 
 dnl Checks for libraries.
 
-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)
-
 dnl Checks for typedefs, structures, and compiler characteristics.
 
 AC_SUBST(INSTALL)