Added new partition, Bootcamp boot option now gone
Added new partition, and now Bootcamp boot option doesn't show up when restarting and holding option key.
Disk: /dev/disk0 geometry: 60821/255/63 [977105060 sectors]
Signature: 0xAA55
Starting Ending
#: id cyl hd sec - cyl hd sec [ start - size]
------------------------------------------------------------------------
1: EE 1023 254 63 - 1023 254 63 [ 1 - 409639] <Unknown ID>
2: AF 1023 254 63 - 1023 254 63 [ 409640 - 683593744] HFS+
3: AB 1023 254 63 - 1023 254 63 [ 684003384 - 1269536] Darwin Boot
4: 0B 1023 254 63 - 1023 254 63 [ 685272920 - 94304424] Win95 FAT-32
gpt show: /dev/disk0: mediasize=500277790720; sectorsize=512; blocks=977105060
gpt show: /dev/disk0: Suspicious MBR at sector 0
gpt show: /dev/disk0: Pri GPT at sector 1
gpt show: /dev/disk0: Sec GPT at sector 977105059
start size index contents
0 1 MBR
1 1 Pri GPT header
2 32 Pri GPT table
34 6
40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
409640 683593744 2 GPT part - 48465300-0000-11AA-AA11-00306543ECAC
684003384 1269536 3 GPT part - 426F6F74-0000-11AA-AA11-00306543ECAC
685272920 94304424 4 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
779577344 262144
779839488 197265408 5 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
977104896 131
977105027 32 Sec GPT table
977105059 1 Sec GPT header
MacBook Pro with Retina display, OS X El Capitan (10.11.5)