gcc -m32 -O2 -fno-strength-reduce -fno-strict-aliasing      -I/usr/include    -Dlinux -D__i386__ -D_POSIX_C_SOURCE=199309L 				-D_POSIX_SOURCE -D_XOPEN_SOURCE 				-D_BSD_SOURCE -D_SVID_SOURCE                                 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 				  				  -DFUNCPROTO=15 -DNARROWPROTO   -DSHAPE  -DXPM     -c -o gram.o gram.c
gram.y: In function 'yyparse':
gram.y:153: warning: incompatible implicit declaration of built-in function 'printf'
gram.y:301: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:301: error: 'stderr' undeclared (first use in this function)
gram.y:301: error: (Each undeclared identifier is reported only once
gram.y:301: error: for each function it appears in.)
gram.y:311: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:346: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:372: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:493: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:503: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:513: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:735: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:743: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:754: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y: In function 'yyerror':
gram.y:835: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:835: error: 'stderr' undeclared (first use in this function)
gram.y: In function 'GotTitleButton':
gram.y:1006: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:1006: error: 'stderr' undeclared (first use in this function)
gram.y: In function 'twmrc_error_prefix':
gram.y:1058: warning: incompatible implicit declaration of built-in function 'fprintf'
gram.y:1058: error: 'stderr' undeclared (first use in this function)
make: *** [gram.o] Error 1