On certain platforms, we redefine certain symbols using macros in

On certain platforms, we redefine certain symbols using macros in
apps.h.  For those, it's better to include apps.h after the system
headers where those symbols may be defined, since there's otherwise a
chance that the C compiler will barf when it sees something that looks
like this after expansion:

int VMS_strcasecmp((str1),(str2))(const char *, const char *);