From: Kan-Ru Chen <kanru@kanru.info>
Date: Mon, 3 Sep 2018 08:53:44 +0900
Subject: MuPDF crossbuild use host cc for utils

---
 Makefile  | 2 ++
 Makerules | 1 +
 2 files changed, 3 insertions(+)

diff --git a/Makefile b/Makefile
index 58698dc..c616f17 100644
--- a/Makefile
+++ b/Makefile
@@ -133,6 +133,8 @@ PKCS7_OBJ := $(PKCS7_SRC:%.c=$(OUT)/%.o)
 # --- Generated embedded font files ---
 
 HEXDUMP_EXE := $(OUT)/scripts/hexdump.exe
+$(HEXDUMP_EXE): scripts/hexdump.c
+	$(QUIET_CC) $(MKTGTDIR) ; $(CC_FOR_BUILD) $(CFLAGS) -o $@ $<
 
 FONT_BIN := $(sort $(wildcard resources/fonts/urw/*.cff))
 FONT_BIN += $(sort $(wildcard resources/fonts/han/*.ttc))
diff --git a/Makerules b/Makerules
index 63a81ab..2476295 100644
--- a/Makerules
+++ b/Makerules
@@ -7,6 +7,7 @@ OS := $(OS:Windows_NT=MINGW)
 OS := $(OS:Darwin=MACOS)
 
 PKG_CONFIG ?= pkg-config
+CC_FOR_BUILD ?= $(CC)
 
 HAVE_LIBDL ?= yes