Something

make -C wireless modules
make[8]: Entering directory `/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/drivers/net/wireless'
mipsel-linux-uclibc-gcc -D__KERNEL__ -I/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/include -Wall -Wstrict-prototypes -Wno-trigraphs -Os -fno-strict-aliasing -fno-common -fno-builtin-sprintf -fomit-frame-pointer   -funit-at-a-time -I /DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/include/asm/gcc -G 0 -mno-abicalls -fno-pic -pipe  -finline-limit=100000 -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap -DMODULE -mlong-calls -fno-common  -nostdinc -iwithprefix include -DKBUILD_BASENAME=orinoco  -DEXPORT_SYMTAB -c orinoco.c
In file included from orinoco.c:431:
hermes.h: In function `hermes_set_irqmask':
hermes.h:339: error: syntax error before "do"
hermes.h:339: error: syntax error before ';' token
orinoco.c: In function `__orinoco_down':
orinoco.c:656: error: syntax error before "do"
orinoco.c:656: error: syntax error before ';' token
orinoco.c: In function `orinoco_reset':
orinoco.c:993: error: syntax error before "do"
orinoco.c:993: error: syntax error before ';' token
orinoco.c: In function `orinoco_interrupt':
orinoco.c:1504: error: syntax error before "do"
orinoco.c:1504: error: syntax error before ';' token
orinoco.c: In function `__orinoco_ev_txexc':
orinoco.c:1842: error: syntax error before "do"
orinoco.c:1842: error: syntax error before ';' token
orinoco.c: In function `__orinoco_ev_tx':
orinoco.c:1852: error: syntax error before "do"
orinoco.c:1852: error: syntax error before ';' token
orinoco.c: In function `__orinoco_ev_alloc':
orinoco.c:1870: error: syntax error before "do"
orinoco.c:1870: error: syntax error before ';' token
make[8]: *** [orinoco.o] Error 1
make[8]: Leaving directory `/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/drivers/net/wireless'
make[7]: *** [_modsubdir_wireless] Error 2
make[7]: Leaving directory `/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/drivers/net'
make[6]: *** [_modsubdir_net] Error 2
make[6]: Leaving directory `/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/drivers'
make[5]: *** [_mod_drivers] Error 2
make[5]: Leaving directory `/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34'
make[4]: *** [/DEVEL/embedded/openwrt-trunk/build_mipsel/linux-2.4-brcm/linux-2.4.34/.modules] Error 2
make[4]: Leaving directory `/DEVEL/embedded/openwrt-trunk/target/linux/brcm-2.4'
make[3]: *** [compile] Error 2
make[3]: Leaving directory `/DEVEL/embedded/openwrt-trunk/target/linux'
make[2]: *** [linux-compile] Error 2
make[2]: Leaving directory `/DEVEL/embedded/openwrt-trunk/target'
make[1]: *** [target/compile] Error 2
make[1]: Leaving directory `/DEVEL/embedded/openwrt-trunk'
make: *** [world] Error 2