Drop prototype guarding for romcc

Commit "romcc: Don't fail on function prototypes" (11a7db3b) [1]
made romcc not choke on function prototypes anymore. This
allows us to get rid of a lot of ifdefs guarding __ROMCC__ .

[1] http://review.coreboot.org/2424

Change-Id: Ib1be3b294e5b49f5101f2e02ee1473809109c8ac
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/3216
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/include/console/ne2k.h

@@ -1,5 +1,3 @@
-#ifndef _NE2K_H__
-#define _NE2K_H__
 /*
  * This file is part of the coreboot project.
  *
@@ -19,9 +17,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef __ROMCC__
+#ifndef _NE2K_H__
+#define _NE2K_H__
 void ne2k_append_data(unsigned char *d, int len, unsigned int base);
 int ne2k_init(unsigned int eth_nic_base);
 void ne2k_transmit(unsigned int eth_nic_base);
-#endif
 #endif /* _NE2K_H */