1 files changed, 5 insertions, 3 deletions

diff --git a/configure.ac b/configure.ac
index 0f0d956..a71d182 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,9 +41,9 @@ AC_SUBST(LIBLTDL)
 AC_SUBST(MKDIR_P)
 
 case "$target_os" in
-linux*)
-     AC_DEFINE(LINUX,1,[This is a Linux system])
-     AC_DEFINE_UNQUOTED(LINUX,1,[This is a LINUX system])
+*linux-gnu)
+     AC_DEFINE(GNU_LINUX,1,[This is a GNU/Linux system])
+     AC_DEFINE_UNQUOTED(GNU_LINUX,1,[This is a GNU/Linux system])
      AM_CONDITIONAL(HAVE_GNU_LD, true)    
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(WINDOWS, false)
@@ -167,6 +167,8 @@ mingw*)
      AC_MSG_RESULT(Unrecognised OS $host_os)
      AC_DEFINE_UNQUOTED(OTHEROS,1,[Some strange OS])
      AC_MSG_RESULT(otheros)
+     AC_DEFINE(GNU_LINUX,1,[We hope this is a GNU/Linux-compatible system])
+     AC_DEFINE_UNQUOTED(GNU_LINUX,1,[We hope this is a GNU/Linux-compatible system])
      AM_CONDITIONAL(HAVE_GNU_LD, false)
      AM_CONDITIONAL(SOMEBSD, false)
      AM_CONDITIONAL(WINDOWS, false)