Fix cross release libdirs

ober

3812473d4ea81cf02072d960cfb2537a719c3459

diff --git a/Makefile b/Makefile
index a56cd3f..139305b 100644
--- a/Makefile
+++ b/Makefile
@@ -429,7 +429,7 @@ jerboa-cross: chez build mcp-check lsp-gen chez-cross
 	JERBOA_CROSS_PREFIX=$(CHEZ_CROSS_PREFIX) \
 	JERBOA_XPATCH=$(CHEZ_XPATCH) \
 	CC="$(CROSS_CC)" \
-	$(SCHEME) --script support/build-jerboa-multicall.ss
+	$(SCHEME) --libdirs $(LIBDIRS) --script support/build-jerboa-multicall.ss
 
 # Convenience targets: build the cross Chez on demand (only if absent), then
 # the multicall. Re-running is fast once `.chez-cross-<m>` exists.
@@ -455,7 +455,7 @@ jerboa-linux-amd64: chez build mcp-check lsp-gen
 		JERBOA_CROSS_PREFIX=$(JERBOA_HOME)/.chez-cross-ta6le \
 		JERBOA_XPATCH=$(CHEZ_BUILD_DIR)/xc-ta6le/s/xpatch \
 		CC=x86_64-linux-musl-gcc \
-		$(SCHEME) --script support/build-jerboa-multicall.ss
+		$(SCHEME) --libdirs $(LIBDIRS) --script support/build-jerboa-multicall.ss
 
 jerboa-linux-arm64: chez build mcp-check lsp-gen
 	@command -v aarch64-linux-musl-gcc >/dev/null 2>&1 || { echo "ERROR: aarch64-linux-musl-gcc not on PATH" >&2; exit 1; }
@@ -468,7 +468,7 @@ jerboa-linux-arm64: chez build mcp-check lsp-gen
 		JERBOA_CROSS_PREFIX=$(JERBOA_HOME)/.chez-cross-tarm64le \
 		JERBOA_XPATCH=$(CHEZ_BUILD_DIR)/xc-tarm64le/s/xpatch \
 		CC=aarch64-linux-musl-gcc \
-		$(SCHEME) --script support/build-jerboa-multicall.ss
+		$(SCHEME) --libdirs $(LIBDIRS) --script support/build-jerboa-multicall.ss
 
 jerboa-freebsd-amd64: chez build mcp-check lsp-gen
 	@test -x "$(JERBOA_HOME)/support/cross-cc-freebsd-amd64" || { echo "ERROR: support/cross-cc-freebsd-amd64 not found/executable" >&2; exit 1; }
@@ -481,7 +481,7 @@ jerboa-freebsd-amd64: chez build mcp-check lsp-gen
 		JERBOA_CROSS_PREFIX=$(JERBOA_HOME)/.chez-cross-ta6fb \
 		JERBOA_XPATCH=$(CHEZ_BUILD_DIR)/xc-ta6fb/s/xpatch \
 		CC="$(JERBOA_HOME)/support/cross-cc-freebsd-amd64" \
-		$(SCHEME) --script support/build-jerboa-multicall.ss
+		$(SCHEME) --libdirs $(LIBDIRS) --script support/build-jerboa-multicall.ss
 
 # Release targets.
 check-cross-tools: