diff -durN ltrace-0.4.orig/configure ltrace-0.4/configure
--- ltrace-0.4.orig/configure	2008-10-23 23:19:38.000000000 +0200
+++ ltrace-0.4/configure	2008-10-23 23:19:06.000000000 +0200
@@ -1392,6 +1392,9 @@
 
 
 HOST_OS="$host_os"
+case "${HOST_OS}" in
+  linux-*) HOST_OS=linux-gnu;;
+esac
 
 
 ac_ext=c
diff -durN ltrace-0.4.orig/configure.ac ltrace-0.4/configure.ac
--- ltrace-0.4.orig/configure.ac	2008-10-23 23:19:43.000000000 +0200
+++ ltrace-0.4/configure.ac	2008-10-23 23:18:44.000000000 +0200
@@ -7,6 +7,9 @@
 dnl Check host system type
 AC_CANONICAL_HOST
 HOST_OS="$host_os"
+case "${HOST_OS}" in
+  linux-*) HOST_OS=linux-gnu;;
+esac
 AC_SUBST(HOST_OS)
 
 dnl Checks for programs.
