today's git failed to build for me

[Susan Cragin]

I just downloaded today's git and tried to build it. The following are the make errors in the terminal output. Below that, separated by a line, are the installation errors. 

make[1]: Entering directory `/home/susan/wine/dlls/winejack.drv'
gcc -m32 -c -I. -I. -I../../include -I../../include  -D__WINESRC__  -D_REENTRANT -fPIC -Wall -pipe -fno-strict-aliasing -Wdeclaration-after-statement -Wstrict-prototypes -Wtype-limits -Wwrite-strings -Wpointer-arith -Wlogical-op  -g -O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0  -o audio.o audio.c
audio.c: In function ‘JACK_DriverProc’:
audio.c:2419:50: error: ‘RTLD_NOW’ undeclared (first use in this function)
audio.c:2419:50: note: each undeclared identifier is reported only once for each function it appears in
audio.c:2443:5: warning: implicit declaration of function ‘MessageBoxA’
audio.c:2443:78: error: ‘MB_OK’ undeclared (first use in this function)
make[1]: *** [audio.o] Error 1
make[1]: Leaving directory `/home/susan/wine/dlls/winejack.drv'
make: *** [dlls/winejack.drv] Error 2

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make[1]: Entering directory `/home/susan/wine/dlls/winejack.drv'
gcc -m32 -c -I. -I. -I../../include -I../../include  -D__WINESRC__  -D_REENTRANT -fPIC -Wall -pipe -fno-strict-aliasing -Wdeclaration-after-statement -Wstrict-prototypes -Wtype-limits -Wwrite-strings -Wpointer-arith -Wlogical-op  -g -O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0  -o audio.o audio.c
audio.c: In function ‘JACK_DriverProc’:
audio.c:2419:50: error: ‘RTLD_NOW’ undeclared (first use in this function)
audio.c:2419:50: note: each undeclared identifier is reported only once for each function it appears in
audio.c:2443:5: warning: implicit declaration of function ‘MessageBoxA’
audio.c:2443:78: error: ‘MB_OK’ undeclared (first use in this function)
make[1]: *** [audio.o] Error 1
make[1]: Leaving directory `/home/susan/wine/dlls/winejack.drv'
make: *** [install] Error 2