Revert "Remove some unnecessary explicit header dependencies"

This reverts commit c386b1f.

It looks like at least some of these might be needed for ordering
in a clean build?

Author: nikic

Zend/Makefile.frag

@@ -2,6 +2,9 @@
 # Zend
 #
 
+$(builddir)/zend_language_scanner.lo: $(srcdir)/zend_language_parser.h
+$(builddir)/zend_ini_scanner.lo: $(srcdir)/zend_ini_parser.h
+
 $(srcdir)/zend_language_scanner.c: $(srcdir)/zend_language_scanner.l
 	@(cd $(top_srcdir); $(RE2C) $(RE2C_FLAGS) --no-generation-date --case-inverted -cbdFt Zend/zend_language_scanner_defs.h -oZend/zend_language_scanner.c Zend/zend_language_scanner.l)
 
@@ -33,3 +36,7 @@ $(srcdir)/zend_vm_execute.h: $(srcdir)/zend_vm_def.h $(srcdir)/zend_vm_execute.s
 	@if test ! -z "$(PHP)" && test -x "$(PHP)"; then \
 		$(PHP) $(srcdir)/zend_vm_gen.php; \
 	fi;
+
+$(builddir)/zend_highlight.lo $(builddir)/zend_compile.lo: $(srcdir)/zend_language_parser.h
+
+Zend/zend_execute.lo: $(srcdir)/zend_vm_execute.h $(srcdir)/zend_vm_opcodes.h

ext/standard/Makefile.frag

@@ -5,3 +5,5 @@ $(srcdir)/url_scanner_ex.c: $(srcdir)/url_scanner_ex.re
 	@(cd $(top_srcdir); $(RE2C) $(RE2C_FLAGS) --no-generation-date -b -o ext/standard/url_scanner_ex.c	ext/standard/url_scanner_ex.re)
 
 $(builddir)/info.lo: $(builddir)/../../main/build-defs.h
+
+$(builddir)/basic_functions.lo: $(top_srcdir)/Zend/zend_language_parser.h