Problems in build findutils-4.1

[Ednardo Lobo]

Enviroment:

    linux-slackware-7.0
    gcc-2.95.2
    glibc-2.1.2

Procedure:

    CFLAGS="-march=i586 -Os -fomit-frame-pointer -pipe
-mpreferred-stack-boundary=2 -fno-strict-aliasing -Wl,-s,-x" ./configure
--prefix=/usr

    make

Build output:

make[1]: Entering directory `/usr/local/src/findutils-4.1/find'
gcc -c -DHAVE_CONFIG_H -I.. -I../lib  -march=i586 -Os
-fomit-frame-pointer -pipe -mpreferred-stack-boundary=2
-fno-strict-aliasing -Wl,-s,-x find.c
find.c: In function `main':
find.c:136: warning: return type of `main' is not `int'
gcc: -s: linker input file unused since linking not done
gcc: -x: linker input file unused since linking not done
gcc -c -DHAVE_CONFIG_H -I.. -I../lib  -march=i586 -Os
-fomit-frame-pointer -pipe -mpreferred-stack-boundary=2
-fno-strict-aliasing -Wl,-s,-x fstype.c
gcc: -s: linker input file unused since linking not done
gcc: -x: linker input file unused since linking not done
gcc -c -DHAVE_CONFIG_H -I.. -I../lib  -march=i586 -Os
-fomit-frame-pointer -pipe -mpreferred-stack-boundary=2
-fno-strict-aliasing -Wl,-s,-x parser.c
gcc: -s: linker input file unused since linking not done
gcc: -x: linker input file unused since linking not done
gcc -c -DHAVE_CONFIG_H -I.. -I../lib  -march=i586 -Os
-fomit-frame-pointer -pipe -mpreferred-stack-boundary=2
-fno-strict-aliasing -Wl,-s,-x pred.c
pred.c: In function `pred_iname':
pred.c:766: `FNM_CASEFOLD' undeclared (first use in this function)
pred.c:766: (Each undeclared identifier is reported only once
pred.c:766: for each function it appears in.)
pred.c: In function `pred_ipath':
pred.c:801: `FNM_CASEFOLD' undeclared (first use in this function)
pred.c: In function `insert_lname':
pred.c:854: `FNM_CASEFOLD' undeclared (first use in this function)
make[1]: *** [pred.o] Error 1
make[1]: Leaving directory `/usr/local/src/findutils-4.1/find'


What is problem ??

Thank's,

Ednardo Lobo