libbb: really add build details to banner

Look at the environment variable during compilation, not runtime.

1 files changed, 3 insertions, 4 deletions

diff --git a/libbb/appletlib.c b/libbb/appletlib.c
index eafc5fce8..06857ed61 100644
--- a/libbb/appletlib.c
+++ b/libbb/appletlib.c
@@ -635,10 +635,9 @@ static int busybox_main(char **argv)
                 dup2(1, 2);
                 full_write2_str(bb_banner); /* reuse const string */
                 full_write2_str(" multi-call binary.\n"); /* reuse */
-#if ENABLE_PLATFORM_MINGW32
-                if ((a=getenv("MINGW_VERSION"))) {
-                        full_write2_str(a);
-                        full_write2_str("\n\n");
+#if defined(MINGW_VER)
+                if (strlen(MINGW_VER)) {
+                        full_write2_str(MINGW_VER "\n\n");
                 }
 #endif
                 full_write2_str(