Variables starting with `e' in djgppdoom

• eax src/readme.asm:44
• ebp src/readme.asm:38
• ebx src/readme.asm:39
• ecx src/readme.asm:52
• edi src/readme.asm:40
• editing src/doomdata.h:83
• edx src/readme.asm:81
• effect src/r_draw.c:283
• eight src/i_soorig:262
• element src/doomdata.h:57
• emptycmd src/i_syorig:65
• enabled src/readme.dos:40
• Engine src/i_soorig:899
• entering src/wi_stuff.c:364
• epsd2animinfo src/wi_stuff.c:275
• esi src/readme.asm:61
• eventhead src/d_event.h:112
• eventtail src/d_event.h:113
• evtype_t src/d_event.h:42
• exitmsg src/d_net.c:260
• experimental src/doomdef.h:81
• expiration src/doomdef.h:231
• exptable src/i_viorig:919
• exptable2 src/i_viorig:929