More amd64 build failure - lex-related

[Paul Goyette <paul%whooppee.com@localhost>]

--- map_scan.o ---
#   compile  wsconsctl/map_scan.o
/build/netbsd-local/tools/x86_64/amd64/bin/x86_64--netbsd-gcc -O2  -Wall 
-Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-sign-compare 
-Wno-traditional -Wa,--fatal-warnings -Wreturn-type -Wswitch -Wshadow 
-Wcast-qual -Wwrite-strings -Wextra -Wno-unused-parameter -Wsign-compare 
-std=gnu99  -Werror   -I. -I/build/netbsd-local/src/sbin/wsconsctl -nostdinc 
-isystem /build/netbsd-local/dest/amd64/usr/include   -c    map_scan.c
map_scan.c:571:25: error: macro "yywrap" passed 1 arguments, but takes just 0


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