19 bytes
... you need to get at least a few megabytes of errors (if you have bash under /bin/bash, untested with env)
#include</bin/bash>under Windows 7 (/w Cygwin) in results i got 762140 lines of errors (~73 MiB, pic related)
In file included from owo.cpp:1:/bin/bash:1:3: error: stray ‘\220’ in program 1 | MZ���� @ ����!�L�!This program cannot be run in DOS mode. | ^/bin/bash:1:4: warning: null character(s) ignored 1 | MZ���� @ ����!�L�!This program cannot be run in DOS mode. | ^/bin/bash:1:5: error: stray ‘\3’ in program 1 | MZ���� @ ����!�L�!This program cannot be run in DOS mode. | ^/bin/bash:1:6: warning: null character(s) ignored 1 | MZ���� @ ����!�L�!This program cannot be run in DOS mode. | ^[...]/bin/bash:2724:5: error: ‘H9’ does not name a type 2724 | | ^ /bin/bash:2725:5: error: ‘H9’ does not name a type 2725 | Exit Status: | ^~/bin/bash:2739:33: error: expected declaration before ‘}’ token 2739 | -r read the history file and append the contents to the history | ^/bin/bash:2739:42: error: ‘H’ does not name a type 2739 | -r read the history file and append the contents to the history | ^/bin/bash:2748:2: error: expected declaration before ‘}’ token 2748 | if HISTFILE has a value, that is used, else ~/.bash_history. | ^/bin/bash:2748:11: error: expected unqualified-id before numeric constant 2748 | if HISTFILE has a value, that is used, else ~/.bash_history. | ^/bin/bash:2748:54: error: expected declaration before ‘}’ token 2748 | if HISTFILE has a value, that is used, else ~/.bash_history. | ^/bin/bash:2748:64: error: expected ‘)’ before ‘D$P’ 2748 | if HISTFILE has a value, that is used, else ~/.bash_history. | ~ ^ | )In file included from owo.cpp:1:/bin/bash:2750:369: error: ‘H’ does not name a type 2750 | If the HISTTIMEFORMAT variable is set and not null, its value is used | ^/bin/bash:2750:468: error: expected declaration before ‘}’ token 2750 | If the HISTTIMEFORMAT variable is set and not null, its value is used | ^/bin/bash:2750:480: error: expected class-name before ‘L’ 2750 | If the HISTTIMEFORMAT variable is set and not null, its value is used | ^In file included from owo.cpp:1:/bin/bash:4243:119: error: ‘E’ does not name a type 4243 | � d �} | ^In file included from owo.cpp:1:/bin/bash:4243:794: error: expected declaration before ‘}’ token 4243 | � d �} | ^/bin/bash:4243:800: error: expected ‘)’ before ‘U’ 4243 | � d �} | ^ | )In file included from owo.cpp:1:/bin/bash:4244:237: error: expected declaration before ‘}’ token 4244 | p ��} | ^/bin/bash:4244:249: error: expected ‘)’ before ‘L’ 4244 | p ��} | ^ | )/bin/bash:4244:385: error: expected declaration before ‘}’ token 4244 | p ��} | ^/bin/bash:4244:388: error: ‘I’ does not name a type 4244 | p ��} | ^In file included from owo.cpp:1:/bin/bash:4246:185: error: ‘f’ does not name a type 4246 | p � ~ | ^In file included from owo.cpp:1:/bin/bash:7044:6: error: ‘e’ does not name a type/bin/bash:7303:7: error: ‘T’ does not name a type/bin/bash:7434:6: error: ‘W’ does not name a type/bin/bash:7437:7: error: expected unqualified-id before ‘<’ token/bin/bash:7495:10: error: ‘h’ does not name a type/bin/bash:7529:7: error: expected declaration before ‘}’ token/bin/bash:7530:2: error: ‘p’ does not name a type/bin/bash:7530:3: error: expected declaration before ‘}’ token/bin/bash:7533:10: error: expected unqualified-id before numeric constant/bin/bash:7532:11: error: expected ‘)’ before numeric constantIn file included from owo.cpp:1:/bin/bash:7995:245: error: expected declaration before ‘}’ token/bin/bash:7997:3: error: expected unqualified-id before numeric constant/bin/bash:8000:59: error: expected unqualified-id before ‘:’ token/bin/bash:8000:66: error: ‘P’ does not name a type/bin/bash:8000:130: error: expected unqualified-id before numeric constant/bin/bash:8031:34: error: expected declaration before ‘}’ token/bin/bash:8031:35: error: ‘L’ does not name a type
