Use CMake A2X_EXE variable instead of hardcoded a2x

diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index 53f63519dbecdec258e858b3d1d69fdf3660e99e..fb0f316ea6a08fac6930881767e653424b700674 100644 (file)
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -55,7 +55,7 @@ else()
     )
     add_custom_command(
       OUTPUT ccache.1
-      COMMAND a2x --doctype manpage --format manpage MANUAL.xml
+      COMMAND ${A2X_EXE} --doctype manpage --format manpage MANUAL.xml
       MAIN_DEPENDENCY MANUAL.xml
     )
     add_custom_target(doc-man-page DEPENDS ccache.1)