我按照这个[步骤](在应用程序中集成 MuPDF 阅读器)!我在cygwin中得到这个错误。请帮助...我被困住了
ASUS@ASUS-PC /cygdrive/c/Users/ASUS/Documents/resources/Library/mupdf-0.9
$ make generate
CC build/debug/cmapdump.o
LINK build/debug/cmapdump
/usr/lib/gcc/i686-pc-cygwin/4.5.3/../../../../i686-pc-cygwin/bin/ld: cannot find -ljbig2dec
collect2: ld returned 1 exit status
Makefile:46: recipe for target `build/debug/cmapdump' failed
make: *** [build/debug/cmapdump] Error 1