configure.ac: export an empty lib_prefix variable

this fixes the pkg-config files after:
2498209b *.pc.in: add lib prefix to lib names w/MSVC

Change-Id: I1c932103da175ca50826a8801796f0f6ee5ef583
This commit is contained in:
James Zern 2022-10-24 16:42:37 -07:00
parent dfc843aa63
commit c42e6d5a89

View File

@ -749,6 +749,8 @@ fi
dnl =========================
dnl Add an empty lib_prefix variable for use in *.pc.in.
AC_SUBST([lib_prefix])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS([src/webp/config.h])
AC_CONFIG_FILES([Makefile src/Makefile man/Makefile \