Fixed up WINSCW DEF files for pcre, supressed some warnings when building it.
# Package Information for pkg-config
prefix=@prefix@
exec_prefix=@exec_prefix@
libdir=@libdir@
includedir=@includedir@
Name: libpcre
Description: PCRE - Perl compatible regular expressions C library
Version: @PACKAGE_VERSION@
Libs: -L${libdir} -lpcre
Cflags: -I${includedir}