diff --git a/dev-util/boost-build/Manifest b/dev-util/boost-build/Manifest
--- a/dev-util/boost-build/Manifest
+++ b/dev-util/boost-build/Manifest
@@ -1,20 +1,21 @@
 AUX 1.35.0-fix_broken_icu_build.patch 1752 RMD160 0e7ee05c17d76e29abff915e84181361e4095b89 SHA1 273de1fa957091bf3c0d041f54aec9797810f3cf SHA256 71d858236c47b835947d996d3caf0a1de96ace267140d52dd09594db3a96729d
 AUX boost-1.41-fix-mpich2-detection.patch 1378 RMD160 fd81c6a03dd8bf2d6afdaf3fa4957ee0ff1f6e10 SHA1 bbe5ba6fb554ab89e5fa4649f8a44ad7cd1dfa80 SHA256 8e1adadb1345ff045930bbd1c6d9d6e4b06462de2939021bf9e3a3fe1c9d6100
+AUX boost-1.42-fix-mpich2-detection.patch 1378 RMD160 fd81c6a03dd8bf2d6afdaf3fa4957ee0ff1f6e10 SHA1 bbe5ba6fb554ab89e5fa4649f8a44ad7cd1dfa80 SHA256 8e1adadb1345ff045930bbd1c6d9d6e4b06462de2939021bf9e3a3fe1c9d6100
 AUX boost-build-flags-unescape.patch 1623 RMD160 e5c1f47feeaec54279ce2adc261a842aaf05d47f SHA1 fac327ee9a4d0ad39069be0f933d976704d67700 SHA256 712325f51559ace61f78f3094a6b105ca08edd62fd5ced3de59b34432a54beca
-DIST boost_1_34_1.tar.bz2 12986931 RMD160 303327ff852bc19dd7a94657fdef3c56f5882e06 SHA1 b771271d5cbd3bdb0f119dd66dfd36bad7a66866 SHA256 0f866c75b025a4f1340117a106595cc0675f48ba1e5a9b5c221ec7f19e96ec4c
 DIST boost_1_35_0.tar.bz2 23416747 RMD160 89dc46b7841cd288b5fb6f4b9a1ac7309786dc14 SHA1 80d1fe7b0c45541e2af7628295b18f2af996de16 SHA256 f8bf7368a22ccf2e2cf77048ab2129744be4c03f8488c76ad31c0aa229b280da
 DIST boost_1_36_0.tar.bz2 28839275 RMD160 0ac38ee3c355c22fd5534bc806bf516890e5182d SHA1 b8f0f5d90b260aff995ef38fad4eee5e73d00810 SHA256 9a4a0cfbbd227c20a13519a2c41f2e707dc0d89e518a3c7bfcd381f7b7fbcdef
 DIST boost_1_37_0.tar.bz2 29435646 RMD160 3c4cf7eb97a8fb126e564ba529ed9edec8765185 SHA1 c0d0cf9ad8d954507824aed51a3e93e6a9da1d99 SHA256 d52ef49f70b1b9addc4e0d1a3a2a1966227f0d173c3301bac3e6d399eeac5472
 DIST boost_1_39_0.tar.bz2 29408537 RMD160 4962256b48fa8563bf373b8bed97cc8655206a51 SHA1 6af42f74ab24ccc51589a025593bad298c8adde8 SHA256 44785eae8c6cce61a29a8a51f9b737e57b34d66baa7c0bcd4af188832b8018fd
 DIST boost_1_40_0.tar.bz2 32068759 RMD160 dabcc7442b73048095aa3037917ea0713782781f SHA1 9dbaa06ce1d99ce310011c2eaf816ecb003b3096 SHA256 36cf4a239b587067a4923fdf6e290525a14c3af29829524fa73f3dec6841530c
 DIST boost_1_41_0.tar.bz2 33348161 RMD160 a604ef5a6f6f5bf50be59206c8534258ab431aea SHA1 31134e28866b90c39ca4a903c263e036bb25550c SHA256 1ef94e6749eaf13318284b4f629be063544c7015b45e38113b975ac1945cc726
-EBUILD boost-build-1.34.1.ebuild 2411 RMD160 7be71b552599041c34edf127d3f5dcb1b9095704 SHA1 bbc8007bcdd882b373ce72e8f4aa79c51c6d588d SHA256 5b80a98674bf5e7a192910b49e2c24429a56021b5b0e7d210ad936849724a491
-EBUILD boost-build-1.35.0-r1.ebuild 2739 RMD160 94abd6846df6125a847a5e179be257df8f5a7828 SHA1 d58da24de89cd40f31ab7d7d6874e1e96a7bc221 SHA256 1b83e4c6744f3e9c2d1c90aa71b64c2c31a86f78e8b6bfdac6c1b7d34931e6ba
+DIST boost_1_42_0.tar.bz2 33426755 RMD160 90cea6aaa35f22b97e6eb3f5879ca9fe21098349 SHA1 3ce3bb1a1bed504635287017f9e628597b409e7b SHA256 4b1eb95bd250ce15ac66435d6167f225b072b0d3a7eb72477a31847a9ca9e609
 EBUILD boost-build-1.35.0-r2.ebuild 3098 RMD160 8631871399c9d458d0a8ec1022b5c527b88bfdd9 SHA1 e9cab38a2cb6fe488e8be8bca5cb4441bc5601e6 SHA256 f73affff86e7c8419d00c783865d3e142357fa0f746816de0ba1dec8bea2c3cd
 EBUILD boost-build-1.36.0.ebuild 3074 RMD160 8d1842fef67b1d548e17c83f71b5e87dc816d203 SHA1 c0559c90f553041e8385918ae9e3bf882ddade6f SHA256 a5905e5e8b3bae14348d1dae2aff3ad9fe806c2803a4eb8767fbffa12ad4b8d9
 EBUILD boost-build-1.37.0.ebuild 3074 RMD160 b820f5d6fb4900415d4b2b9a0d0210259ca4ce43 SHA1 549cc53a910e3a136f4b89cbe160ef2a22b5d12c SHA256 897dada82140ab90f2e070e47eda9218212a6a42bec647f6dd79804dfeeeb1af
-EBUILD boost-build-1.39.0.ebuild 3172 RMD160 d807bacc9ad6364b6ae11b12b6a64dc435e98c39 SHA1 80b478e2767ad6b074fc3ea2ca8771dc1ead484f SHA256 b4c8f9ad079da23b5f51e24fc58c7347bbe15e3c53efe66006cb56e5b979ee45
-EBUILD boost-build-1.40.0.ebuild 3172 RMD160 5ca38906f201d660e0d7a334ef7f7396d9b1c30a SHA1 9bbe04e0941b87d3e0a8ff3f03ae48f50fde00f6 SHA256 09e35bf207d7c71c72871470e66ed88d211cab24014c9134e33719714b8ea474
-EBUILD boost-build-1.41.0.ebuild 3364 RMD160 761eeb62783e8c6a6d68ae9fed4b665a3f1e847b SHA1 92c403e53a841b649fb24ef0e9e9d7e481a4cb1d SHA256 52b62b4467b8a02600ebcdec48217f4d1bcfeabb7dbc16216e81bb213bebb0fd
-MISC ChangeLog 6431 RMD160 567e85b648991059e58999f3aa74cfc02cd355f8 SHA1 49b9e582dd0b313a458163f540346e1767442aa5 SHA256 d31cb735c446342bd60245f97ed9637f0e9f3cf6e280de9f00aecf4c03120b33
+EBUILD boost-build-1.39.0.ebuild 3165 RMD160 a9891415dce5943e73cefbd34e4d2b3e33f15ae3 SHA1 1a0694ecdafd71f303be899b00b6bb5b1007c349 SHA256 31ba3dc2056a3a444b2f9dc18621be3dc00bc4efc182a82b4d38800890415e1d
+EBUILD boost-build-1.40.0.ebuild 3165 RMD160 527f39268f53cb6ba5510031ae0d721525063088 SHA1 7e367f19d289c10e7d54ba626ca47df9ca92a83c SHA256 1dcc7a9a6febd347e0ad39dd8615cb61abf6e28ae29bf71c2a4166a3b61cb4aa
+EBUILD boost-build-1.41.0.ebuild 3357 RMD160 5013196bac61ad47bcce79fa56b9c0f41a9c2eea SHA1 c7dd164b047ddf4cbc6492b28c66d7d89abd2fb5 SHA256 0be4aff2cb8497b65400730d9526cbdb84106b9b68976f72b9737c5e6d1177a2
+EBUILD boost-build-1.42.0.ebuild 3357 RMD160 dee3c40c4235dede9ff945b8585231dab90a5edd SHA1 97e68f2842a5139fa7320904e4cef91b96b3d435 SHA256 d9bbe0e2e3914157a0b4e5012767ba2b1ade24945c16ac59f5f7d8e1191365c2
+MISC ChangeLog 6837 RMD160 decb4987e6657356db2e31bf5f6ee34d01d33a7b SHA1 ddf4733fb26e8a8f902e215a650d2f87e3e82903 SHA256 4cfde03d89676212a54f40960a808f8addb8f0e931d7b801c4b393446da758da
+MISC ChangeLog.orig 6791 RMD160 933ae24b1c2b68de4df8f5c55141016e93f02204 SHA1 625720839c9c33bae8f2b16cafac53d532a35e29 SHA256 8aa221646f14c017ed738b43771f5af6e82777218a93a27a2ddeb5b125a4c08f
 MISC metadata.xml 463 RMD160 34d5c35b8b90d95c575275d7c70b9de878a0f041 SHA1 e0a4a54df29c5c50dc32f0c98388d7d24001b522 SHA256 8c386e08bcf70f91461693c7a38cb08fed8232dd0775886be0b801bf6bdb4191