fixup whitespace in awk help output
diff --git a/include/usage.h b/include/usage.h
index 2505d02..05fe506 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -72,9 +72,9 @@
"[OPTION]... [program-text] [FILE ...]"
#define awk_full_usage \
"Options:\n" \
- "\t-v var=val\t\tassign value 'val' to variable 'var'\n" \
+ "\t-v var=val\tassign value 'val' to variable 'var'\n" \
"\t-F sep\t\tuse 'sep' as field separator\n" \
- "\t-f progname\t\tread program source from file 'progname'"
+ "\t-f progname\tread program source from file 'progname'"
#define basename_trivial_usage \
"FILE [SUFFIX]"