title: Im getting "Makefile:7: *** missing separator. Stop." when im trying to use "make"
body: <p>Im following a tutorial series and ive wrote this Makefile but im gettings this error</p>
  <pre><code>Makefile:7: *** missing separator.  Stop.
  </code></pre>
  <p>This is my Makefile:</p>
  <pre><code>ASM:nasm
  
  SRC_DIR=src
  BUILD_DIR=build
  
  $(BUILD_DIR)/main_floppy.img: $(BUILD_DIR)/main.bin 
      cp $(BUILD_DIR)/main.bi $(BUILD_DIR)/main_floppy    
      truncate -s 144k $(BUILD_DIR)/main_floppy.img
      
  $(ASM)/main.bin: $(SRC_DIR)/main.asm
      $(ASM) $(SRC_DIR)/main.asm -f bin -o $(BUILD_DIR)/main.bin
  </code></pre>