The bug was introduced by commit 08c2d1480b. The string must be quoted because it is used as function argument. Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com&gt; --- Pushed under build breaker rule. m4/virt-loader-nvram.m4 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/m4/virt-loader-nvram.m4 b/m4/virt-loader-nvram.m4 index e57ba829f4..e3e8b82825 100644 --- a/m4/virt-loader-nvram.m4 +++ b/m4/virt-loader-nvram.m4 @@ -31,7 +31,7 @@ AC_DEFUN([LIBVIRT_CHECK_LOADER_NVRAM], [ if test $(expr $l % 2) -ne 0 ; then AC_MSG_ERROR([Malformed --with-loader-nvram argument]) fi - AC_DEFINE_UNQUOTED([DEFAULT_LOADER_NVRAM], [$with_loader_nvram], + AC_DEFINE_UNQUOTED([DEFAULT_LOADER_NVRAM], ["$with_loader_nvram"], [List of loader:nvram pairs]) fi ]) -- 2.11.0