X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=acinclude.m4;h=38ee0c29f69347d63e9e6f25d50d116822925558;hp=b71fe8e8058dd75b7414fcbcf3b37b18739c8ed1;hb=2ba0dac41cd82d69b612b5b4526f6e6f85c8abdc;hpb=5fc7ff89bdbced9c593c566fea9840a269935dcd

diff --git a/acinclude.m4 b/acinclude.m4
index b71fe8e..38ee0c2 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -36,9 +36,9 @@ AC_DEFUN([EX_CHECK_ALL],
              LDFLAGS=${LDFLAGS}" "`$PKGCONFIG --libs-only-other $4`
              LIBS=${LIBS}" "`$PKGCONFIG --libs-only-l $4`
 	     dnl remove the cached value and test again
-	     unset ac_cv_lib_$1_$2
+    	     unset ac_cv_lib_`echo $1 | sed ['s/[^_a-zA-Z0-9]/_/g;s/^[0-9]/_/']`_$2
              AC_CHECK_LIB($1,$2,[
-	         unset ac_cv_header_`echo $3 | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
+	         unset ac_cv_header_`echo $3 | sed ['s/[^_a-zA-Z0-9]/_/g;s/^[0-9]/_/']`
 		 AC_CHECK_HEADER($3,[EX_CHECK_STATE=YES],[])
 	     ],[])
           else