#define CONSOLE_CMD           /* Console command */
#define DIGEST_CMD            /* Image crypto digest commands */
#define DOWNLOAD_PROTO_HTTPS  /* Secure Hypertext Transfer Protocol */
#define IMAGE_COMBOOT         /* COMBOOT */
#define IMAGE_TRUST_CMD       /* Image trust management commands */
#define IMAGE_GZIP            /* GZIP image support */
#define IMAGE_ZLIB            /* ZLIB image support */
#define NET_PROTO_IPV6        /* IPv6 protocol */
#define NSLOOKUP_CMD          /* DNS resolving command */
#define NTP_CMD               /* NTP commands */
#define PCI_CMD               /* PCI commands */
#define REBOOT_CMD            /* Reboot command */
#define TIME_CMD              /* Time commands */
#define VLAN_CMD              /* VLAN commands */

#define CONSOLE_CMD		      /* Console command */
#define DIGEST_CMD            /* Image crypto digest commands */
#define DOWNLOAD_PROTO_HTTPS  /* Secure Hypertext Transfer Protocol */      
#define IMAGE_COMBOOT         /* COMBOOT */
#define IMAGE_TRUST_CMD	      /* Image trust management commands */
#define NET_PROTO_IPV6        /* IPv6 protocol */
#define NSLOOKUP_CMD          /* DNS resolving command */
#define NTP_CMD               /* NTP commands */
#define PCI_CMD               /* PCI commands */
#define REBOOT_CMD            /* Reboot command */
#define TIME_CMD              /* Time commands */
#define VLAN_CMD              /* VLAN commands */

--- 
+++ 
@@ -1,8 +1,10 @@
-#define CONSOLE_CMD		      /* Console command */
+#define CONSOLE_CMD           /* Console command */
 #define DIGEST_CMD            /* Image crypto digest commands */
-#define DOWNLOAD_PROTO_HTTPS  /* Secure Hypertext Transfer Protocol */      
+#define DOWNLOAD_PROTO_HTTPS  /* Secure Hypertext Transfer Protocol */
 #define IMAGE_COMBOOT         /* COMBOOT */
-#define IMAGE_TRUST_CMD	      /* Image trust management commands */
+#define IMAGE_TRUST_CMD       /* Image trust management commands */
+#define IMAGE_GZIP            /* GZIP image support */
+#define IMAGE_ZLIB            /* ZLIB image support */
 #define NET_PROTO_IPV6        /* IPv6 protocol */
 #define NSLOOKUP_CMD          /* DNS resolving command */
 #define NTP_CMD               /* NTP commands */
Enable GZIP and ZLIB options in iPXE
