+## texi2dvi automatically fallsback to using makeinfo for expanding (-E).
s/fallsback/falls back/
+## If texi2dvi doesn't fallback, we also pass %MAKEINFOFLAGS% directly
below.
s/fallback/fall back/
+## if it is in srcdir (-I $(srcdir) is set in %MAKEINFOFLAGS%), and in case
+## texi2dvi automatically fallsback to using makeinfo for expanding (-E).
+## If texi2dvi doesn't fallback, we also pass %MAKEINFOFLAGS% directly
below.
Doesn't seem like the same comment should be written twice.
## avoid hitting a Texinfop bug that could cause low-probability racy
s/Texinfop/Texinfo/
(Not your text, but might as well fix as long as you're there)
Anyway, seems fine to me, but maybe needs test case? --thanks, karl.