[PATCH 1/2] m4/getloadavg.m4: restrict AIX specific test on AIX

[Jens Rehsack]

When cross compiling for a system without getloadavg, do not try add
additional linker paths unless it's absolutely necessary.

Signed-off-by: Jens Rehsack <address@hidden>
---
 m4/getloadavg.m4 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/m4/getloadavg.m4 b/m4/getloadavg.m4
index 3bd2a142e..696c5de90 100644
--- a/m4/getloadavg.m4
+++ b/m4/getloadavg.m4
@@ -42,6 +42,8 @@ AC_CHECK_FUNC([getloadavg], [],
    fi
 
    if test $gl_func_getloadavg_done = no; then
+     AS_CASE([$host_os],
+             [aix*], [
      # There is a commonly available library for RS/6000 AIX.
      # Since it is not a standard part of AIX, it might be installed locally.
      gl_getloadavg_LIBS=$LIBS
@@ -49,6 +51,7 @@ AC_CHECK_FUNC([getloadavg], [],
      AC_CHECK_LIB([getloadavg], [getloadavg],
                   [LIBS="-lgetloadavg $LIBS" gl_func_getloadavg_done=yes],
                   [LIBS=$gl_getloadavg_LIBS])
+       ], [:])
    fi
 
    # Set up the replacement function if necessary.
-- 
2.17.1