1 files changed, 1 insertions, 1 deletions
diff --git a/deheader b/deheader
index f1aaf28..1a30061 100755
--- a/deheader
+++ b/deheader
@@ -1280,7 +1280,7 @@ class InclusionMap:
             cnt = -1
             for line in open(sourcefile):
                 cnt = cnt + 1
-                c = match_preproc(["ifndef", "ifdef", "if"], line)
+                c = match_preproc(["ifndef", "ifdef", "if", "elif"], line)
                 if c is not False:
                     if allow_parse_includes == True:
                         allow_parse_includes = self.check_block(sourcefile, cnt, compiler, defines, maker, verbosity, showerrs, subdir)