Use correct 32blit lib prefix in STM Makefile
To manage cross-compiling and architecture-specific dependencies the PREFIX value is used to prefix the build directory.
This tweak fixes the STM32 Makefile to include the correct version of the 32blit library.
@@ -134,7 +134,7 @@ LDSCRIPT = STM32H750VBTx_FLASH.ld
# libraries
LIBS = -l32blit -lc -lm -lnosys #-llua
-LIBDIR = -L../32blit/build.32blit-stm32 #-L../lua
+LIBDIR = -L../32blit/build.$(PREFIX)32blit-stm32 #-L../lua
LDFLAGS = $(MCU) -specs=nano.specs -T$(LDSCRIPT) -static $(LIBDIR) -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref -Wl,--gc-sections
# default action: build all
