> after rebulding revbumped world for hours and hours and hours,
> mozilla-gtk2 produces:
> 
> Shared object "libmozjs.so" not found

See PR/32763; I'm pretty sure it's due to the weird quoting changes.
The following patch to www/firefox/Makefile.common makes things
build/run again, if not perfectly (regchrome ain't installed).

RCS file: /cvsroot/pkgsrc/www/firefox/Makefile.common,v
retrieving revision 1.6
diff -u -w -p -r1.6 Makefile.common
--- Makefile.common     6 Feb 2006 09:57:56 -0000       1.6
+++ Makefile.common     7 Feb 2006 06:07:43 -0000
@@ -63,11 +63,11 @@ CONFIGURE_ARGS+=    --enable-default-toolki
 # NetBSD-*-m68k builds, but "regchrome" dumps core.
 NOT_FOR_PLATFORM=      NetBSD-1.4.*-* NetBSD-*-m68k
 
-MAKE_ENV+=             MOZILLA_PKG_NAME=${MOZILLA:Q}
+MAKE_ENV+=             MOZILLA_PKG_NAME=${MOZILLA}
 
 MOZ_LIBDIR=            ${PREFIX}/lib/${MOZILLA}
-MAKE_ENV+=             LIBRUNPATH=${MOZ_LIBDIR:Q}
-CONFIGURE_ENV+=                LIBRUNPATH=${MOZ_LIBDIR:Q}
+MAKE_ENV+=             LIBRUNPATH=${MOZ_LIBDIR}
+CONFIGURE_ENV+=                LIBRUNPATH=${MOZ_LIBDIR}
 LDFLAGS+=              ${COMPILER_RPATH_FLAG}${MOZ_LIBDIR}
 
 .if defined(BUILD_SVG)
@@ -92,23 +92,23 @@ CONFIGURE_ARGS+=    --enable-xinerama
 
 # avoid creating a .mozilla directory in the users home
 # directory
-SCRIPTS_ENV+=          HOME="${WRKDIR:Q}"
+SCRIPTS_ENV+=          HOME="${WRKDIR}"
 
-PLIST_SUBST+=          MOZILLA=${MOZILLA:Q}
-PLIST_SUBST+=          MOZILLA_BIN=${MOZILLA_BIN:Q}
-FILES_SUBST+=          MOZILLA=${MOZILLA:Q}
-FILES_SUBST+=          MOZILLA_BIN=${MOZILLA_BIN:Q}
+PLIST_SUBST+=          MOZILLA=${MOZILLA}
+PLIST_SUBST+=          MOZILLA_BIN=${MOZILLA_BIN}
+FILES_SUBST+=          MOZILLA=${MOZILLA}
+FILES_SUBST+=          MOZILLA_BIN=${MOZILLA_BIN}
 .if ${OBJECT_FMT} == "ELF"
 SO_SUFFIX=             so
-SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_PROGRAM:Q}"
+SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_PROGRAM}"
 .elif ${OBJECT_FMT} == "Mach-O"
 SO_SUFFIX=             dylib
-SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_LIB:Q}"
+SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_LIB}"
 .else
 SO_SUFFIX=             so.1.0
-SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_PROGRAM:Q}"
+SCRIPTS_ENV+=          MOZ_INSTALL_LIB="${INSTALL_PROGRAM}"
 .endif
-PLIST_SUBST+=          SO_SUFFIX=${SO_SUFFIX:Q}
+PLIST_SUBST+=          SO_SUFFIX=${SO_SUFFIX}
 
 .if (${OPSYS} == "SunOS" && ${MACHINE_ARCH} == "sparc")
 PLIST_SUBST+=          SUNOSLIB=""