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Diffstat (limited to 'shell/source/win32/shlxthandler/util/makefile.mk')
-rw-r--r--shell/source/win32/shlxthandler/util/makefile.mk4
1 files changed, 4 insertions, 0 deletions
diff --git a/shell/source/win32/shlxthandler/util/makefile.mk b/shell/source/win32/shlxthandler/util/makefile.mk
index f2edb7f3719e..e2b7a8294319 100644
--- a/shell/source/win32/shlxthandler/util/makefile.mk
+++ b/shell/source/win32/shlxthandler/util/makefile.mk
@@ -47,6 +47,10 @@ CFLAGS_X64+=-wd4710 -wd4711 -wd4514 -wd4619 -wd4217 -wd4820
.ENDIF
CDEFS_X64+=-U_WIN32_IE -D_WIN32_IE=0x501 -U_WIN32_WINNT -D_WIN32_WINNT=0x0501
+.IF "$(SYSTEM_ZLIB)" == "YES"
+CDEFS += -DSYSTEM_ZLIB
+.END
+
# --- Files --------------------------------------------------------
SLOFILES=$(SLO)$/fileextensions.obj\