This change avoids a false positive when looking for bad indentations.
Moreover:
Replace the deprecated 'egrep' variant by 'grep -E'.
[skip ci]
# hack can't deal with anything that requires a search path, and doesn't
# even try for anything using bracket (<>) syntax.
#
# hack can't deal with anything that requires a search path, and doesn't
# even try for anything using bracket (<>) syntax.
#
-# egrep '^#include[ ]*".*"' /dev/null $* |
+# grep -E '^#include[[:blank:]]*".*"' /dev/null $* |
# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |
#
# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |
#